{"title":"Counterbores","description":"","products":[{"product_id":"1-4-x-3-32-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr1-4","title":"1\/4\" X 3\/32\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR1\/4","description":"\u003cdiv\u003eIndustrial-grade counterbore tooling for precision metalworking applications. The unit features a 1\/4 inch counterbore diameter, 3\/32 inch counterbore depth, a 1\/4 inch round shank, and 4 flutes, manufactured from High-Speed Steel (HSS). \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCounterbore diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 3\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank type\u003c\/b\u003e: Round\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eChip evacuation\u003c\/b\u003e: 4 flute geometry provides effective chip removal at high rotation speeds.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High-Speed Steel (HSS) construction offers wear resistance and hardness suitable for metal counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDepth control\u003c\/b\u003e: Defined 3\/32 inch counterbore depth ensures consistent seating for fasteners.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility\u003c\/b\u003e: 1\/4 inch round shank fits standard drill chucks and fixtures.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Suitable for aerospace hardware assembly, automotive component manufacturing, and general metal fabrication requiring precise counterbores. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412321952023,"sku":"DEWA\/CCBR1\/4","price":25.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"9-32-x-3-32-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr9-32","title":"9\/32\" X 3\/32\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR9\/32","description":"\u003cdiv\u003eIndustrial counterbore milling tool optimized for aerospace-grade bolt-hole seating and high-precision pocketing on aluminum and alloy steels. The cutter features 9\/32 inch diameter, 3\/32 inch counterbore depth, a 1\/4 inch round shank, 4 flutes, and High-Speed Steel construction for demanding machining applications. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDiameter\u003c\/b\u003e: 9\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 3\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: Round, 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e (grade): HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eApplication\u003c\/b\u003e: Counterboring bolt holes in aluminum alloys and structural steels for aerospace and industrial components.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eGeometry\u003c\/b\u003e: 4-flute configuration enables efficient material removal, reliable chip evacuation, and smoother bore finishes.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility\u003c\/b\u003e: 1\/4 inch round shank fits standard CNC collets and end mill holders, facilitating quick tool changes.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial properties\u003c\/b\u003e: High-Speed Steel provides heat resistance, edge retention, and re-sharpening capability for extended tooling life in repetitive cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412321984791,"sku":"DEWA\/CCBR9\/32","price":25.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"5-16-x-3-32-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr5-16","title":"5\/16\" X 3\/32\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR5\/16","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial-grade counterbore tooling for aerospace and industrial machinery applications.\u003c\/p\u003e\n\u003cp\u003eThe 5\/16 inch counterbore diameter, 3\/32 inch depth, 1\/4 inch round shank, 4 flute configuration, and HSS construction deliver precise hole preparation for metal assemblies.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: Counterbore diameter 5\/16 inch; Counterbore depth 3\/32 inch; Shank diameter 1\/4 inch; Shank type: Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS (High-Speed Steel)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlutes\u003c\/strong\u003e: 4 — Enhances chip evacuation and cutting stability in metal hole preparation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: Round 1\/4 inch — Compatible with standard collets and holders used in milling and drilling equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCounterbore geometry\u003c\/strong\u003e: 5\/16 inch diameter; 3\/32 inch depth — Creates a cylindrical recess for bolt head seating in through holes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial properties\u003c\/strong\u003e: HSS — Exhibits high wear resistance and elevated temperature tolerance for repeated cutting cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322083095,"sku":"DEWA\/CCBR5\/16","price":25.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"11-32-x-3-32-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr11-32","title":"11\/32\" X 3\/32\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR11\/32","description":"\u003cdiv\u003eIndustrial-grade counterbore tools designed for high-precision pocket milling and through-hole counterboring in metal components. These tools are engineered for demanding manufacturing environments, delivering consistent hole quality and long tool life under high-speed operation. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: Counterbore diameter 11\/32 inch; Counterbore depth 3\/32 inch; Shank diameter 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive type\u003c\/strong\u003e: Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 4 flute design for efficient chip evacuation and smooth hole finish\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High Speed Steel (HSS) for wear resistance and heat tolerance in metal cutting\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: 1\/4 inch round shank compatible with standard collets and milling chucks\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Suitable for precision counterboring in metal components, including through holes in industrial assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322115863,"sku":"DEWA\/CCBR11\/32","price":26.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"3-8-x-3-32-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr3-8","title":"3\/8\" X 3\/32\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR3\/8","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial-grade counterbore tool designed for aerospace and industrial metalworking. It provides precise counterbore depth control and robust performance in high-speed machining environments.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: Counterbore diameter 3\/8 inch; Counterbore depth 3\/32 inch; Shank diameter 1\/4 inch (round).\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round shank.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: High-Speed Steel (HSS).\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4 flute design to improve chip evacuation and promote smoother cutting during counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High-Speed Steel (HSS) offering toughness and heat resistance in metalworking environments.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCutting geometry\u003c\/b\u003e: Optimized for precise counterbore depth and concentricity to maintain bore accuracy.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: 1\/4 inch round shank for stable engagement in standard tooling holders.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Suitable for machining defined counterbores in metal components requiring accurate depth control and clean bore edges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322148631,"sku":"DEWA\/CCBR3\/8","price":26.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"13-32-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr13-32","title":"13\/32\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR13\/32","description":"\u003cdiv\u003eIndustrial counterbore tooling for precision hole preparation and flush-fastener seating in metal fabrication environments. This tool features a 13\/32 inch counterbore diameter, 1\/8 inch counterbore depth, a 1\/4 inch round shank, 4 flutes, and High-Speed Steel construction. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore diameter\u003c\/strong\u003e: 13\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore depth\u003c\/strong\u003e: 1\/8 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank diameter\u003c\/strong\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive type\u003c\/strong\u003e: Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High-Speed Steel (HSS)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFour-flute design\u003c\/strong\u003e for efficient chip evacuation and improved hole finish during counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High-Speed Steel (HSS) offers wear resistance and heat tolerance for metalworking tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: Round 1\/4 inch shank provides stable engagement with standard drill chucks and collets on CNC mills and drill presses.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Suitable for counterboring holes to flush-fit flat-head fasteners in aerospace, automotive, and general metal fabrication.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: Designed for use with standard 1\/4 inch round shank tooling in typical machining centers and handheld equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322181399,"sku":"DEWA\/CCBR13\/32","price":28.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"7-16-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr7-16","title":"7\/16\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR7\/16","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial cutting tools designed for precision counterboring in aerospace and industrial applications. These tools provide consistent counterbore depth and clean hole finishes for flush-fastener installations.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCounterbore diameter\u003c\/b\u003e: 7\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 1\/8 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute geometry\u003c\/b\u003e: 4 flute design for efficient chip evacuation and smoother cutting\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS (High Speed Steel) suitable for drilling and counterboring in common aerospace and industrial alloys\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth control\u003c\/b\u003e: 1\/8 inch depth enables precise seat for flush-head fasteners\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility\u003c\/b\u003e: 1\/4 inch round shank compatible with standard CNC mills and drill presses\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplication\u003c\/b\u003e: Counterboring operations in panels and brackets for flush-seat fasteners in aerospace and heavy equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322246935,"sku":"DEWA\/CCBR7\/16","price":27.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"15-32-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr15-32","title":"15\/32\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR15\/32","description":"\u003cdiv\u003e\n\u003cp\u003eHigh-precision counterbore tools designed for metal fabrication and aerospace-grade applications.\u003c\/p\u003e\n\u003cp\u003eThis aircraft counterbore features a round shank and four-flute geometry for reliable performance in challenging machining environments.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCounterbore diameter\u003c\/b\u003e: 15\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 1\/8 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS (High Speed Steel)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute geometry\u003c\/b\u003e: 4 flute design for efficient chip evacuation and clean recesses\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank style\u003c\/b\u003e: Round shank for compatibility with standard tool holders\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplication\u003c\/b\u003e: Creates accurate, flush seating recesses for bolt heads in metal workpieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322279703,"sku":"DEWA\/CCBR15\/32","price":28.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/52.jpg?v=1779460151"},{"product_id":"1-2-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr1-2","title":"1\/2\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR1\/2","description":"\u003cdiv\u003e\n\u003cp\u003ePrecision counterbore tools for aerospace and industrial manufacturing. This listing features a 1\/2 inch x 1\/8 inch aircraft counterbore with a 1\/4 inch round shank and 4 flutes, manufactured from High Speed Steel (HSS).\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: Counterbore diameter 1\/2 inch; Counterbore depth 1\/8 inch; Shank diameter 1\/4 inch; Flutes: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003e4 flute design\u003c\/b\u003e provides efficient chip evacuation and stable cutting action.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS offers toughness and heat resistance for counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank type\u003c\/b\u003e: Round shank, 1\/4 inch diameter, compatible with standard collets and tool holders.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore geometry\u003c\/b\u003e: 1\/2 inch diameter x 1\/8 inch depth enables flush seating of fasteners in aerospace and industrial assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Suitable for precision counterboring on panels, brackets, and housings requiring flush fastener seating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322312471,"sku":"DEWA\/CCBR1\/2","price":29.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"17-32-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr17-32","title":"17\/32\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR17\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial-grade counterbore tooling for aerospace and industrial machining. The 17\/32 inch counterbore diameter by 1\/8 inch depth, 1\/4 inch round shank, 4 flute geometry, and High Speed Steel construction deliver precise depth control and repeatable fastener seating.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCounterbore Diameter\u003c\/b\u003e: 17\/32 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCounterbore Depth\u003c\/b\u003e: 1\/8 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShank Diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShank Type\u003c\/b\u003e: Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDrive Type\u003c\/b\u003e: Round Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFlute Count\u003c\/b\u003e: 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High Speed Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial Grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFour-flute geometry\u003c\/b\u003e enables efficient chip evacuation and improves hole quality in metalworking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Speed Steel\u003c\/b\u003e construction provides wear resistance and heat tolerance for repeated use with aerospace-grade materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRound Shank\u003c\/b\u003e design ensures reliable clamping in standard toolholders, collets, and CNC interfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCounterbore capability\u003c\/b\u003e supports flush seating of fasteners in aluminum and steel structures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Aerospace manufacturing, maintenance, and general metal fabrication requiring precise counterbore holes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322345239,"sku":"DEWA\/CCBR17\/32","price":33.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"9-16-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr9-16","title":"9\/16\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR9\/16","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial cutting tools designed for precision counterboring in metalworking and aerospace assembly. This tool features a 9\/16\" diameter, 1\/8\" counterbore depth, a 1\/4\" round shank, 4-flute geometry, and HSS construction for reliable performance in demanding environments.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 9\/16\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore depth\u003c\/strong\u003e: 1\/8\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank diameter\u003c\/strong\u003e: 1\/4\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank type\u003c\/strong\u003e: Round\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFlutes\u003c\/strong\u003e: 4-flute geometry enables efficient chip evacuation and smoother bore entry when working with metal.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: \u003cstrong\u003eHSS\u003c\/strong\u003e (High Speed Steel) provides elevated heat resistance and wear resistance during high-speed counterboring of steel alloys and aluminum.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: 1\/4\" round shank ensures compatibility with standard drill chucks and holders commonly used in machining centers and portable drilling equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFunction\u003c\/strong\u003e: Counterbore profile creates recessed seating for fasteners, enabling flush mounting in assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Suitable for aerospace, automotive, and industrial machinery assemblies requiring precise through-bore recesses on metal workpieces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322476311,"sku":"DEWA\/CCBR9\/16","price":34.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"19-32-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr19-32","title":"19\/32\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR19\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial counterbore tool designed for precision metalworking in professional machining environments. This 19\/32 inch counterbore features a 1\/4 inch round shank, 4 cutting flutes, and is constructed from HSS for durability in demanding applications.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Counterbore diameter 19\/32 inch; Counterbore depth 1\/8 inch; Shank diameter 1\/4 inch; Flutes: 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive type:\u003c\/strong\u003e Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade:\u003c\/strong\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e4 flute design\u003c\/strong\u003e: Enables efficient chip evacuation and smooth cutting in counterboring operations\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: Round shank diameter 1\/4 inch providing compatibility with drill chucks and collet holders\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS (High-Speed Steel) offers heat resistance and wear resistance in high-speed metal removal\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore geometry\u003c\/strong\u003e: Diameter 19\/32 inch with depth 1\/8 inch ensures consistent seating depth for fasteners\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Suited for aerospace and industrial manufacturing counterboring where precise depth control is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322541847,"sku":"DEWA\/CCBR19\/32","price":36.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"5-8-x-1-8-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr5-8","title":"5\/8\" X 1\/8\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR5\/8","description":"\u003cdiv\u003eIndustrial-grade aircraft counterbore cutting tool designed for precision hole preparation in machining environments. It supports consistent counterbore depths for flush-head fasteners in aerospace, automotive, and industrial manufacturing. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: Counterbore diameter 5\/8 inches; Counterbore depth 1\/8 inches; Shank diameter 1\/4 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive type\u003c\/strong\u003e: Round shank, 1\/4 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS (High Speed Steel) offers wear resistance and heat tolerance for prolonged cutting life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 4-flute geometry enhances chip evacuation and provides stable cutting in counterbore operations\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore depth\u003c\/strong\u003e: Fixed depth of 1\/8 inches ensures consistent seating depth for flush-head fasteners\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank compatibility\u003c\/strong\u003e: 1\/4 inches round shank compatible with standard end mill holders and CNC collet chucks\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Suitable for aerospace, automotive, and industrial assemblies requiring precise counterbores for flush screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322574615,"sku":"DEWA\/CCBR5\/8","price":36.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"21-32-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr21-32","title":"21\/32\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR21\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial cutting tool engineered for precision counterbore operations in metalworking environments. The design features a high speed steel body, four flutes, and a 1\/4 inch round shank for reliable engagement in aerospace and industrial applications.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCounterbore diameter\u003c\/b\u003e: 21\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 3\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: Round, 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplication\u003c\/b\u003e: Counterboring holes in metal components for aerospace and industrial assemblies\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePerformance\u003c\/b\u003e: Capable of maintaining consistent depth and clean edges under high-speed machining conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322607383,"sku":"DEWA\/CCBR21\/32","price":39.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"11-16-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr11-16","title":"11\/16\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR11\/16","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial cutting tool designed for precision counterboring in aerospace and heavy manufacturing environments.\u003c\/p\u003e\n\u003cp\u003eFeatures a counterbore diameter of 11\/16\", counterbore depth of 3\/16\", a 1\/4\" round shank, 4 flutes, and HSS construction.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e Counterbore diameter 11\/16\", counterbore depth 3\/16\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank:\u003c\/b\u003e Round diameter 1\/4\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes:\u003c\/b\u003e 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial Grade:\u003c\/b\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e High Speed Steel (HSS) provides wear resistance at elevated cutting speeds.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute Configuration:\u003c\/b\u003e 4-flute geometry enables efficient chip evacuation and improves surface finish in counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications:\u003c\/b\u003e Designed for precision counterboring of holes with a 11\/16\" diameter and 3\/16\" depth on workpieces compatible with a 1\/4\" round shank.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322640151,"sku":"DEWA\/CCBR11\/16","price":40.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"23-32-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr23-32","title":"23\/32\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR23\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial counterbore tooling for metal fabrication and aerospace manufacturing workflows.\u003c\/p\u003e\n\u003cp\u003ePrecision counterbore tool features a 23\/32 inch diameter, 3\/16 inch depth, and a 1\/4 inch round shank with 4 flutes, manufactured in High-Speed Steel.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCounterbore diameter\u003c\/b\u003e: 23\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 3\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank type\u003c\/b\u003e: Round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High-Speed Steel\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003e4 flute geometry\u003c\/b\u003e: Optimizes chip evacuation and surface finish during metal milling\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High-Speed Steel substrate provides wear resistance at elevated cutting temperatures\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore capability\u003c\/b\u003e: Creates a recessed seat for bolt heads or fasteners, enabling flush mounting in through holes\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility\u003c\/b\u003e: 1\/4 inch round shank fits standard end mill holders and machine spindles\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Suitable for through-hole counterboring in metal workpieces to prepare bolt-head recesses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322672919,"sku":"DEWA\/CCBR23\/32","price":41.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"3-4-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr3-4","title":"3\/4\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR3\/4","description":"\u003cdiv\u003eIndustrial cutting tools for precision counterboring in metalworking and aerospace manufacturing. This tool features a 3\/4 inch counterbore diameter, a 3\/16 inch counterbore depth, a 1\/4 inch round shank, and a 4 flute configuration, produced in High Speed Steel. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTool Type\u003c\/strong\u003e: Aircraft Counterbore\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore Diameter\u003c\/strong\u003e: 3\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore Depth\u003c\/strong\u003e: 3\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlutes\u003c\/strong\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore geometry\u003c\/strong\u003e: Creates precise flat-bottom recesses for fastener heads with a 3\/4 inch diameter, enabling flush-mount hardware in aerospace and industrial assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChip evacuation\u003c\/strong\u003e: 4-flute design improves chip clearance and surface finish during high-speed milling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank compatibility\u003c\/strong\u003e: 1\/4 inch round shank standard for compatibility with common toolholders and collets.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial properties\u003c\/strong\u003e: HSS provides heat resistance and toughness suitable for machining metals such as aluminum, steel, and alloys common in industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Suitable for aerospace hardware installation, automotive assembly, and machinery manufacturing requiring precise countersunk features.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322803991,"sku":"DEWA\/CCBR3\/4","price":41.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"25-32-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr25-32","title":"25\/32\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR25\/32","description":"\u003cdiv\u003eIndustrial counterbore tooling for precision through-hole operations in manufacturing environments. The aircraft-grade counterbore features a round shank interface and a 4-flute High Speed Steel construction for controlled depth and clean edge quality. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: Counterbore diameter 25\/32 inch; Counterbore depth 3\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: Round, diameter 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS (High Speed Steel)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round shank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322836759,"sku":"DEWA\/CCBR25\/32","price":44.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"13-16-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr13-16","title":"13\/16\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR13\/16","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial cutting tools for aerospace and heavy industrial manufacturing. Counterbore tooling provides precise, flush seating for fasteners with controlled depth and clean cavity walls.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: Diameter 13\/16 inch; Counterbore depth 3\/16 inch; Shank diameter 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive type\u003c\/strong\u003e: Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS (High-Speed Steel)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e4‑flute geometry\u003c\/strong\u003e: Optimizes chip evacuation and yields clean, precise counterbore cavities for flush fastener seating.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS (High-Speed Steel) core provides wear resistance and sustained performance at typical milling speeds.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank compatibility\u003c\/strong\u003e: 1\/4 inch round shank fits standard tool holders and CNC collets.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Suitable for drilling and counterboring aluminum and steel components in aircraft hardware assembly, automotive manufacturing, and general industrial fabrication where flush fastener siting is required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322869527,"sku":"DEWA\/CCBR13\/16","price":42.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"27-32-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr27-32","title":"27\/32\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR27\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial counterbore tooling for aerospace, defense, and high-reliability manufacturing. Precision counterbore tools engineered for repeatable depth control and robust performance in hard materials.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDiameter\u003c\/b\u003e: 27\/32\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 3\/16\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 1\/4\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round Shank\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore style\u003c\/b\u003e: Aircraft counterbore\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Through-hole counterboring in aerospace and high-reliability manufacturing environments requiring precise depth control and flush fastener seating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412322967831,"sku":"DEWA\/CCBR27\/32","price":44.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"7-8-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr7-8","title":"7\/8\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR7\/8","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial cutting tools for precision hole finishing and fastener seating. This 7\/8 inch diameter aircraft counterbore features a 1\/4 inch round shank, 4 flute geometry, and High-Speed Steel construction for aerospace and industrial machining.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: Counterbore diameter 7\/8 inch; Counterbore depth 3\/16 inch; Shank diameter 1\/4 inch round\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e4 flute design\u003c\/strong\u003e: Enables efficient chip evacuation and stable cutting in through-hole operations, improving hole quality and tool life.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: Diameter 1\/4 inch round shank; compatible with standard 1\/4 inch collets and holders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore capability\u003c\/strong\u003e: Counterbore diameter 7\/8 inch with a 3\/16 inch depth to accommodate bolt heads flush seating for aerospace and industrial fasteners.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High-Speed Steel (HSS) construction provides hardness and wear resistance at typical machine speeds.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Designed for aerospace, automotive, and general industrial assembly where precise recess depth and bolt seating are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323000599,"sku":"DEWA\/CCBR7\/8","price":44.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"29-32-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr29-32","title":"29\/32\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR29\/32","description":"\u003cdiv\u003e\n\u003cp\u003eAircraft counterbores are precision cutting tools used to create flat-bottom recesses for fasteners in sheet metal assemblies. They are designed for aerospace and industrial manufacturing applications, delivering consistent hole geometry with robust high speed steel construction and standard toolholding compatibility.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: Counterbore diameter 29\/32\", Counterbore depth 3\/16\", Shank diameter 1\/4\" Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Round Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: 1\/4\" Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplication\u003c\/b\u003e: Suitable for counterboring holes for fasteners in aerospace-grade sheet metal and other metallic assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eChip evacuation\u003c\/b\u003e: 4 flute geometry supports efficient chip removal at typical feed rates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323098903,"sku":"DEWA\/CCBR29\/32","price":46.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"15-16-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr15-16","title":"15\/16\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR15\/16","description":"\u003cdiv\u003eIndustrial cutting tools designed for precision counterboring across metalworking and industrial assembly environments. This specification sheet highlights the key dimensions, drive configuration, and material grade for a 15\/16 inch diameter aircraft counterbore with a 1\/4 inch round shank and 4 flutes in HSS. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 15\/16 inch x 3\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank diameter\u003c\/strong\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive type\u003c\/strong\u003e: Round shank\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFlutes\u003c\/strong\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High Speed Steel (HSS) for wear resistance and heat tolerance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Suitable for counterboring holes in metal components requiring precise countersinks\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePerformance benefits\u003c\/strong\u003e: 4-flute geometry enhances chip evacuation and supports improved surface finish on metallic workpieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323164439,"sku":"DEWA\/CCBR15\/16","price":46.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"31-32-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr31-32","title":"31\/32\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR31\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial machining tools for precision counterboring in aerospace, defense, and heavy equipment manufacturing. This variant features a 31\/32\" counterbore diameter with a 3\/16\" depth, a 1\/4\" round shank, and a 4-flute High Speed Steel construction for reliable performance.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCounterbore diameter\u003c\/b\u003e: 31\/32\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore depth\u003c\/b\u003e: 3\/16\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: 1\/4\" round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High Speed Steel (HSS) provides heat resistance and edge retention for metalworking operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 4-flute geometry improves chip evacuation and maintains cutting efficiency during counterboring.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility\u003c\/b\u003e: 1\/4\" round shank fits standard tool holders and collets in CNC and manual machines.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore capability\u003c\/b\u003e: Creates a precise 31\/32\" diameter counterbore to a depth of 3\/16\", enabling flush seating of fasteners in common metals.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eUse cases\u003c\/b\u003e: Suitable for aerospace panel assemblies, automotive frame components, and structural hardware installations requiring accurate fastener seating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323229975,"sku":"DEWA\/CCBR31\/32","price":56.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"1-x-3-16-aircraft-counterbore-1-4-round-shank-4-flute-hss_dewa-ccbr1","title":"1\" X 3\/16\" Aircraft Counterbore | HSS | 1\/4\" Round Shank | 4 Flute | DEWA\/CCBR1","description":"\u003cdiv\u003e\n\u003cp\u003ePrecision counterbore tooling for aerospace and industrial manufacturing. This high performance cutter delivers accurate bore depth and repeatable results in precision assemblies.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: 1\" x 3\/16\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: 1\/4\" Round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes\u003c\/b\u003e: 4\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCutting geometry\u003c\/b\u003e: 4 flute design for efficient material removal and improved surface finish during counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility\u003c\/b\u003e: 1\/4\" Round shank compatible with standard tool holders and collets.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High-Speed Steel construction provides durability at typical aerospace and industrial speeds.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplication\u003c\/b\u003e: Suitable for counterboring fastener seats in precision assemblies, including light structural components and machinery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323262743,"sku":"DEWA\/CCBR1","price":56.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/27.jpg?v=1779459508"},{"product_id":"13-32-x-9-32-capscrew-counterbore-3-8-round-shank-3-flute-hss_dewcscbr1-4","title":"13\/32\" X 9\/32\" Capscrew Counterbore | HSS | 3\/8\" Round Shank | 3 Flute | DEWCSCBR1\/4","description":"\u003cdiv\u003e\n\u003cp\u003eCapscrew counterbores are precision cutting tools designed to create flat-bottom pockets for cap screw heads in metalworking and assembly operations. This model features a 3\/8 inch round shank, 3 flute geometry, and High Speed Steel construction suitable for industrial machining environments.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 13\/32 inch by 9\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank Diameter:\u003c\/b\u003e 3\/8 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes:\u003c\/b\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eThree flute design:\u003c\/b\u003e enables efficient material removal and chip evacuation during cap screw counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility:\u003c\/b\u003e 3\/8 inch round shank is compatible with standard tool holders and collets.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e HSS provides wear resistance and durability at elevated cutting speeds.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore geometry:\u003c\/b\u003e optimized for producing flat-bottom pockets for cap screw heads, ensuring flush seating and simplified assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323295511,"sku":"DEWCSCBR1\/4","price":24.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"1-2-x-11-32-capscrew-counterbore-7-16-round-shank-3-flute-hss_dewcscbr5-16","title":"1\/2\" X 11\/32\" Capscrew Counterbore | HSS | 7\/16\" Round Shank | 3 Flute | DEWCSCBR5\/16","description":"\u003cdiv\u003ePrecision counterbore cutting tool for industrial fastener installation and hole preparation. The tool features a 7\/16 inch round shank, 3 flute geometry, and High Speed Steel construction for durability in metalworking environments. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e Bore diameter 1\/2 inch; Counterbore depth 11\/32 inch; Shank diameter 7\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade:\u003c\/b\u003e HSS\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes:\u003c\/b\u003e 3\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eChip evacuation:\u003c\/b\u003e 3 flute geometry enhances chip removal during counterboring, reducing clogging and heat buildup.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDurability:\u003c\/b\u003e High Speed Steel construction provides wear resistance and edge retention under typical metalworking conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eToolholding compatibility:\u003c\/b\u003e 7\/16 inch round shank fits standard collets and toolholders in CNC and manual machines.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore precision:\u003c\/b\u003e Geometric design supports consistent depth control for flush seating of cap screws in prepared holes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323361047,"sku":"DEWCSCBR5\/16","price":26.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"19-32-x-13-32-capscrew-counterbore-1-2-round-shank-3-flute-hss_dewcscbr3-8","title":"19\/32\" X 13\/32\" Capscrew Counterbore | HSS | 1\/2\" Round Shank | 3 Flute | DEWCSCBR3\/8","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial capscrew counterbore tools for precision fastener seating in metalworking and assembly environments. This tool features a 1\/2 inch round shank and 3 flute geometry, constructed from HSS for durable, repeatable performance.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 19\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore depth\u003c\/strong\u003e: 13\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank diameter\u003c\/strong\u003e: 1\/2 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Designed for capscrew counterboring to create seating for fasteners in metal assemblies\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank type\u003c\/strong\u003e: 1\/2 inch round shank for compatibility with standard toolholders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323393815,"sku":"DEWCSCBR3\/8","price":31.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"11-16-x-15-32-capscrew-counterbore-1-2-round-shank-3-flute-hss_dewcscbr7-16","title":"11\/16\" X 15\/32\" Capscrew Counterbore | HSS | 1\/2\" Round Shank | 3 Flute | DEWCSCBR7\/16","description":"\u003cdiv\u003e\n\u003cp\u003eCapscrew Counterbore tooling for industrial fastening and seating operations. High Speed Steel construction with a 1\/2 inch round shank and 3 flute geometry.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: 11\/16 inch x 15\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 1\/2 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eTool type\u003c\/b\u003e: Capscrew Counterbore\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003e3 flute geometry\u003c\/b\u003e: Enables efficient material removal in countersinking and counterboring operations, with improved chip evacuation in metal workpieces.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: Round shank design compatible with standard collets and chucks for secure engagement in milling and drilling centers.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS (High Speed Steel) provides wear resistance and heat tolerance suitable for repeated machining cycles in metal fabrication.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore capability\u003c\/b\u003e: Engineered to create recessed seating for cap screws, ensuring flush or recessed installation in assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Ideal for automotive, aerospace, and general industrial manufacturing where precise counterbore seating is required in metal components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323426583,"sku":"DEWCSCBR7\/16","price":35.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"25-32-x-17-32-capscrew-counterbore-3-4-round-shank-3-flute-hss_dewcscbr1-2","title":"25\/32\" X 17\/32\" Capscrew Counterbore | HSS | 3\/4\" Round Shank | 3 Flute | DEWCSCBR1\/2","description":"\u003cdiv\u003e\n\u003cp\u003eCapscrew counterboring tool for precision metalworking and industrial fastener assemblies. The 3 flute geometry, 3\/4 inch round shank, and HSS construction support reliable, repeatable counterbore operations in demanding environments.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 25\/32 inch by 17\/32 inch; Shank: 3\/4 inch Round\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade:\u003c\/strong\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-flute design:\u003c\/strong\u003e Improves chip evacuation and cutting efficiency during metal counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) provides wear resistance and heat tolerance for metalworking tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 3\/4 inch Round shank enables robust drive engagement with standard tool holders and collets.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCounterbore capability:\u003c\/strong\u003e Creates precise recess for capscrews to seat flush, enhancing joint integrity and vibration resistance in machinery assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Suitable for industrial machining, automotive assembly, aerospace component fabrication, maintenance, and repair operations requiring precise countersinking for cap screws.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323459351,"sku":"DEWCSCBR1\/2","price":39.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"31-32-x-21-32-capscrew-counterbore-3-4-round-shank-3-flute-hss_dewcscbr5-8","title":"31\/32\" X 21\/32\" Capscrew Counterbore | HSS | 3\/4\" Round Shank | 3 Flute | DEWCSCBR5\/8","description":"\u003cdiv\u003e\n\u003cp\u003eCapscrew counterbores are precision cutting tools used to create cap screw recesses in metalwork.\u003c\/p\u003e\n\u003cp\u003eThis model features a bore diameter of 31\/32 inch, a counterbore depth of 21\/32 inch, a 3\/4 inch round shank, 3 flute geometry, and High-Speed Steel construction.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e Bore diameter 31\/32 inch; Counterbore depth 21\/32 inch; Shank diameter 3\/4 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial grade:\u003c\/b\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e3 flute configuration:\u003c\/b\u003e Optimizes material removal and chip evacuation during counterboring operations on metal parts\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRound shank:\u003c\/b\u003e 3\/4 inch diameter provides stable seating in standard tool holders and collets\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e High-Speed Steel delivers elevated red hardness and heat resistance for repeated use\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplications:\u003c\/b\u003e Cap screw recess creation in automotive, machinery, and industrial equipment assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323557655,"sku":"DEWCSCBR5\/8","price":54.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"1-3-16-x-13-16-capscrew-counterbore-1-round-shank-3-flute-hss_dewcscbr3-4","title":"1-3\/16\" X 13\/16\" Capscrew Counterbore | HSS | 1\" Round Shank | 3 Flute | DEWCSCBR3\/4","description":"\u003cdiv\u003eCapscrew counterbore tooling for precision fastening across industrial manufacturing environments. This tool is manufactured from High Speed Steel with a 1 inch round shank and a 3 flute geometry for efficient counterboring operations. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 1-3\/16 inches by 13\/16 inches; Shank diameter: 1 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: High Speed Steel (HSS)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 3 flute geometry designed for balanced cutting action and efficient chip evacuation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGeometric configuration\u003c\/strong\u003e: Countersink\/counterbore design optimized for cap screw seating and through hole preparation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank compatibility\u003c\/strong\u003e: 1 inch round shank compatible with standard tool holders and CNC collets\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Suitable for creating or enlarging cap screw counterbores in metalwork for structural components, machinery housings, automotive assemblies, and industrial equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323655959,"sku":"DEWCSCBR3\/4","price":81.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"1-3-8-x-15-16-capscrew-counterbore-1-round-shank-3-flute-hss_dewcscbr7-8","title":"1-3\/8\" X 15\/16\" Capscrew Counterbore | HSS | 1\" Round Shank | 3 Flute | DEWCSCBR7\/8","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial counterbore tooling for precise capscrew seating in metalworking and manufacturing environments. The product employs a 3-flute HSS geometry with a 1 inch round shank, designed for high-performance operation on drill presses and CNC machines.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: Counterbore diameter 1-3\/8 inch; Counterbore depth 15\/16 inch; Shank diameter 1 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 3-flute geometry for efficient chip evacuation and stable cutting in counterboring operations\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS provides high hardness, wear resistance, and elevated temperature performance in metal removal\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility\u003c\/b\u003e: 1 inch round shank designed for compatibility with common tool holders on machining centers and drill lines\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eUse case\u003c\/b\u003e: Suitable for capscrew counterboring in structural steel, machinery frames, automotive components, and industrial assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412323983639,"sku":"DEWCSCBR7\/8","price":122.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"0-221-x-0-141-capscrew-counterbore-3-16-round-shank-3-flute-hss_dewcscbr5","title":"0.221 X 0.141 Capscrew Counterbore | HSS | 3\/16\" Round Shank | 3 Flute | DEWCSCBR5","description":"\u003cdiv\u003e\n\u003cp\u003eCapscrew counterbore tool for precision pocket creation in metalworking operations.\u003c\/p\u003e\n\u003cp\u003eManufactured from High Speed Steel (HSS), it features a 3\/16\" Round Shank and 3 flute geometry to optimize material removal and surface finish.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 0.221\" x 0.141\"; \u003cstrong\u003eShank\u003c\/strong\u003e: 3\/16\" Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 3-flute geometry designed for efficient chip evacuation and stable cutting during cap screw counterboring operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Cap screw counterboring in metalworking; suitable for through holes requiring a recessed screw head.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324180247,"sku":"DEWCSCBR5","price":19.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"0-242-x-0-15-capscrew-counterbore-17-32-round-shank-3-flute-hss_dewcscbr6","title":"0.242 X 0.15 Capscrew Counterbore | HSS | 17\/32\" Round Shank | 3 Flute | DEWCSCBR6","description":"\u003cdiv\u003e\n\u003cp\u003eCapscrew counterbore tooling for precision hole preparation in industrial fastening applications. Built from High-Speed Steel with a 3 flute design and a 17\/32 inch round shank for reliable performance in milling and drilling setups.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 0.242 x 0.15 inches\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank:\u003c\/b\u003e 17\/32 inch round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade:\u003c\/b\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eFlute count:\u003c\/b\u003e 3 — optimized for controlled chip formation and efficient metal removal in cap screw counterboring applications.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e High-Speed Steel (HSS) — provides hardness and wear resistance suitable for metalworking environments.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank style:\u003c\/b\u003e Round shank — compatible with standard tool holders, collets, and end mill chucks.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplication:\u003c\/b\u003e Capscrew counterboring in metal assemblies and maintenance, enabling flush head seating and consistent hole depths.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324278551,"sku":"DEWCSCBR6","price":19.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"19-64-x-11-64-capscrew-counterbore-1-4-round-shank-3-flute-hss_dewcscbr8","title":"19\/64\" X 11\/64\" Capscrew Counterbore | HSS | 1\/4\" Round Shank | 3 Flute | DEWCSCBR8","description":"\u003cdiv\u003eIndustrial fastener tooling designed for precision countersinking and counterboring in metalworking and manufacturing environments. This capscrew counterbore tool enables flush seating of capscrews in machined surfaces. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 19\/64\" x 11\/64\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank:\u003c\/b\u003e 1\/4\" Round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade:\u003c\/b\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e HSS (High-Speed Steel) provides wear resistance and heat tolerance during metalworking operations\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count:\u003c\/b\u003e 3-flute geometry supports efficient chip evacuation and stable bore finish\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility:\u003c\/b\u003e 1\/4\" Round shank aligns with standard toolholders and collets in CNC and manual machines\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplication:\u003c\/b\u003e Designed for capscrew counterboring to create recessed seating and flush surface finish\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eGeometric optimization:\u003c\/b\u003e Counterbore geometry tailored for clean through-holes and consistent bore depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324376855,"sku":"DEWCSCBR8","price":19.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"21-64-x-13-64-capscrew-counterbore-5-16-round-shank-3-flute-hss_dewcscbr10","title":"21\/64\" X 13\/64\" Capscrew Counterbore | HSS | 5\/16\" Round Shank | 3 Flute | DEWCSCBR10","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial-grade capscrew counterbores designed for precision mounting and hole finishing in metalworking and industrial assembly. The configuration includes a 5\/16\" Round Shank, 3 Flute geometry, and HSS material for durability under demanding machining conditions.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: 21\/64\" x 13\/64\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank\u003c\/b\u003e: 5\/16\" Round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324409623,"sku":"DEWCSCBR10","price":20.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"1-9-16-x-1-1-16-capscrew-counterbore-1-round-shank-3-flute-hss_dewcscbr1inch","title":"1-9\/16\" X 1-1\/16\" Capscrew Counterbore | HSS | 1\" Round Shank | 3 Flute | DEWCSCBR1INCH","description":"\u003cdiv\u003eIndustrial capscrew counterbore for precise through-hole preparation and flush cap screw seating in metalworking environments. Constructed from High-Speed Steel (HSS) to deliver dependable wear resistance and long tool life under demanding machining conditions. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 1-9\/16\" x 1-1\/16\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter:\u003c\/b\u003e 1\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlutes:\u003c\/b\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade:\u003c\/b\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eCutting geometry:\u003c\/b\u003e Counterbore profile with 3 flutes enables efficient material removal and flat-bottom seating for cap screws.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e High-Speed Steel (HSS) construction provides wear resistance in ferrous and nonferrous metals.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank compatibility:\u003c\/b\u003e 1\" Round Shank designed for standard tool holders and collets in CNC and manual machines.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications:\u003c\/b\u003e Used to create precise counterbores for cap screws in machine frames, mounting brackets, and assemblies requiring flush fastener heads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324442391,"sku":"DEWCSCBR1INCH","price":148.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687"},{"product_id":"1-8-x-3-32-pilot-for-counterbore-hss_dewpil1-8x3-32","title":"1\/8\" X 3\/32\" Counterbore Pilot | HSS | DEWPIL1\/8X3\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial drill tooling supports metalworking and machining applications. Precision counterbore pilots provide reliable alignment and depth control in automated and manual drilling setups.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: 1\/8 inch x 3\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e grade: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High Speed Steel (HSS) provides elevated hardness and heat resistance for repeated use in metalworking.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePilot geometry\u003c\/b\u003e: Precision pilot diameter and flute arrangement enable accurate alignment with the counterbore, reducing misalignment and improving hole seating.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplication\u003c\/b\u003e: Optimized for counterbore pilot operations in CNC milling, drilling fixtures, and manual drilling setups.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Designed to integrate with standard counterbore tooling and drilling fixtures for consistent depth control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324475159,"sku":"DEWPIL1\/8X3\/32","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"1-8-x-1-8-pilot-for-counterbore-hss_dewpil1-8x1-8","title":"1\/8\" X 1\/8\" Counterbore Pilot | HSS | DEWPIL1\/8X1\/8","description":"\u003cdiv\u003e\u003cp\u003ePrecision pilot for counterbore operations in metalworking and machining environments. Constructed from high-speed steel (HSS) and sized 1\/8\" x 1\/8\" to deliver durable drill alignment and consistent hole preparation during counterbore tasks.\u003c\/p\u003e\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324507927,"sku":"DEWPIL1\/8X1\/8","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"5-32-x-3-32-pilot-for-counterbore-hss_dewpil5-32x3-32","title":"5\/32\" X 3\/32\" Counterbore Pilot | HSS | DEWPIL5\/32X3\/32","description":"\u003cdiv\u003eIndustrial-grade counterbore pilot for precision machining workflows. High Speed Steel construction provides wear resistance and reliable guidance during metalworking countersinking operations. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 5\/32\" x 3\/32\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGuidance\u003c\/strong\u003e: 3\/32\" pilot centers and guides the 5\/32\" counterbore to maintain alignment with the drilled hole during countersinking.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High Speed Steel (HSS) construction provides wear resistance and elevated temperature tolerance during typical metalworking operations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUse case\u003c\/strong\u003e: Designed for precision counterboring tasks where a 5\/32\" counterbore must be centered around a 3\/32\" pilot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324671767,"sku":"DEWPIL5\/32X3\/32","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"5-32-x-1-8-pilot-for-counterbore-hss_dewpil5-32x1-8","title":"5\/32\" X 1\/8\" Counterbore Pilot | HSS | DEWPIL5\/32X1\/8","description":"\u003cdiv\u003e\n\u003cp\u003eProfessional-grade counterbore pilots designed for metalworking applications.\u003c\/p\u003e\n\u003cp\u003eThis specification sheet covers a 5\/32 inch diameter, 1\/8 inch pilot length, HSS counterbore pilot intended for use in industrial manufacturing environments.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: 5\/32 inch diameter; 1\/8 inch length\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eGuidance\u003c\/b\u003e: Provides accurate alignment for counterbore operations, reducing walk and ensuring consistent bore depth in metalworking.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eWear resistance\u003c\/b\u003e: High-Speed Steel construction offers improved wear resistance at typical cutting speeds, extending tool life in industrial drilling and milling tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Designed to work with standard counterbore tooling and drill bit configurations used in metal fabrication and maintenance environments.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Suitable for metal fabrication, machinery assembly, and maintenance operations requiring precision counterboring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324704535,"sku":"DEWPIL5\/32X1\/8","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"5-32-x-5-32-pilot-for-counterbore-hss_dewpil5-32x5-32","title":"5\/32\" X 5\/32\" Counterbore Pilot | HSS | DEWPIL5\/32X5\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial tooling accessory designed for counterbore operations. The pilot is manufactured from High-Speed Steel (HSS) and sized at 5\/32 inch x 5\/32 inch.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: 5\/32 inch x 5\/32 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePrimary use\u003c\/b\u003e: Counterbore pilot for alignment and guidance during counterbore operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConstruction\u003c\/b\u003e: High-Speed Steel (HSS) for durability in counterboring applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324835607,"sku":"DEWPIL5\/32X5\/32","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"3-16-x-3-32-pilot-for-counterbore-hss_dewpil3-16x3-32","title":"3\/16\" X 3\/32\" Counterbore Pilot | HSS | DEWPIL3\/16X3\/32","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial counterbore tooling for precision pilot engagement. High-Speed Steel (HSS) pilot designed for counterbore operations, offering stable depth control and wear resistance.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 3\/16\" diameter, 3\/32\" pilot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS (High-Speed Steel)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324868375,"sku":"DEWPIL3\/16X3\/32","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"3-16-x-1-8-pilot-for-counterbore-hss_dewpil3-16x1-8","title":"3\/16\" X 1\/8\" Counterbore Pilot | HSS | DEWPIL3\/16X1\/8","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial drilling accessory for precision counterboring across metalworking applications. The pilot is manufactured from High-Speed Steel (HSS) to provide wear resistance and dimensional stability during repetitive machining.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 3\/16\" x 1\/8\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade:\u003c\/b\u003e HSS (High-Speed Steel)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324901143,"sku":"DEWPIL3\/16X1\/8","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"3-16-x-5-32-pilot-for-counterbore-hss_dewpil3-16x5-32","title":"3\/16\" X 5\/32\" Counterbore Pilot | HSS | DEWPIL3\/16X5\/32","description":"\u003cdiv\u003eIndustrial machining accessory designed to guide drilling operations in metalworking environments. This pilot provides precise alignment for counterbore tooling in production settings. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 3\/16\" diameter x 5\/32\" pilot length\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGuided alignment\u003c\/strong\u003e: Provides stable guidance for counterbore tooling, reducing wandering and improving hole quality in metal components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWear resistance\u003c\/strong\u003e: High Speed Steel construction offers durable performance under repetitive drilling and counterboring operations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDepth consistency\u003c\/strong\u003e: Maintains consistent pilot depth to ensure uniform counterbore depth across production runs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial compatibility\u003c\/strong\u003e: Suitable for use with standard counterbore setups and compatible with drill presses, machining centers, and portable rigs in shop floor environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324933911,"sku":"DEWPIL3\/16X5\/32","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"3-16-x-3-16-pilot-for-counterbore-hss_dewpil3-16x3-16","title":"3\/16\" X 3\/16\" Counterbore Pilot | HSS | DEWPIL3\/16X3\/16","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial tooling for counterboring operations requires precise pilots. The 3\/16\" x 3\/16\" pilot for counterbore is manufactured from High Speed Steel (HSS).\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 3\/16\" x 3\/16\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade:\u003c\/b\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eUse case:\u003c\/b\u003e Pilot for counterboring operations, enabling accurate hole geometry and alignment.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFunctional benefit:\u003c\/b\u003e Improves pilot alignment, reduces misalignment, supports consistent counterbore depth.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e High Speed Steel (HSS) for wear resistance and heat tolerance during drilling and counterboring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324966679,"sku":"DEWPIL3\/16X3\/16","price":4.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"7-32-x-3-32-pilot-for-counterbore-hss_dewpil7-32x3-32","title":"7\/32\" X 3\/32\" Counterbore Pilot | HSS | DEWPIL7\/32X3\/32","description":"\u003cdiv\u003e\u003cp\u003eIndustrial precision tooling for metalworking and manufacturing environments. This HSS pilot for counterbore operations, dimensions 7\/32\" x 3\/32\", provides precise alignment and guidance to counterbore tooling during bore preparation.\u003c\/p\u003e\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412324999447,"sku":"DEWPIL7\/32X3\/32","price":5.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"7-32-x-1-8-pilot-for-counterbore-hss_dewpil7-32x1-8","title":"7\/32\" X 1\/8\" Counterbore Pilot | HSS | DEWPIL7\/32X1\/8","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial tooling for precision hole finishing and boring operations.\u003c\/p\u003e\n\u003cp\u003eThis product is a pilot for counterbore applications, manufactured in High Speed Steel to provide reliable wear resistance in metalworking environments.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 7\/32 inch diameter x 1\/8 inch pilot length\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial Grade:\u003c\/strong\u003e HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eUse case:\u003c\/strong\u003e Guides counterbore operations to establish axis alignment and consistent recess geometry.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial advantages:\u003c\/strong\u003e High Speed Steel construction provides heat tolerance and wear resistance during repeated machining cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412325032215,"sku":"DEWPIL7\/32X1\/8","price":5.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"},{"product_id":"7-32-x-5-32-pilot-for-counterbore-hss_dewpil7-32x5-32","title":"7\/32\" X 5\/32\" Counterbore Pilot | HSS | DEWPIL7\/32X5\/32","description":"\u003cdiv\u003e\n\u003cp\u003ePrecision counterbore pilots designed for industrial metalworking applications. High Speed Steel construction delivers durability and wear resistance in repeated machining cycles.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 7\/32\" x 5\/32\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412325064983,"sku":"DEWPIL7\/32X5\/32","price":5.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3.jpg?v=1779454687"}],"url":"https:\/\/mutualscrew.com\/collections\/counterbores.oembed?page=6","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}