{"product_id":"3-16-x-3-32-straight-shank-counterbore-15-64-round-shank-3-flute-hss_dewcbr3-16","title":"3\/16\" X 3\/32\" Straight Shank Counterbore | HSS | 15\/64\" Round Shank | 3 Flute | DEWCBR3\/16","description":"\u003cdiv\u003eIndustrial counterbore tooling for precision hole preparation in metalworking environments. This specification focuses on a high speed steel counterbore with three flute geometry and two shank configurations for compatibility with standard chucks and collets. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCutting diameter\u003c\/strong\u003e: 3\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank diameter\u003c\/strong\u003e (Straight Shank): 3\/32 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank diameter\u003c\/strong\u003e (Round Shank): 15\/64 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: HSS\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlute count\u003c\/strong\u003e: 3\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: enables efficient chip evacuation and smoother bore finishes during counterboring operations, reducing heat buildup and improving hole quality.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial: High Speed Steel\u003c\/strong\u003e: provides wear resistance and heat tolerance for metalworking on ferrous and non ferrous alloys.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank versatility\u003c\/strong\u003e: two shank configurations—Straight shank 3\/32 inch and Round shank 15\/64 inch—enhance compatibility with standard drill chucks and collets, improving alignment and repeatability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: suited for counterboring and drilling operations in machine frames, enclosures, and base plates where precise recess depth and concentricity are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412333420823,"sku":"DEWCBR3\/16","price":21.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/4.jpg?v=1779454687","url":"https:\/\/mutualscrew.com\/products\/3-16-x-3-32-straight-shank-counterbore-15-64-round-shank-3-flute-hss_dewcbr3-16","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}