{"product_id":"55-64-x-1-4-straight-shank-counterbore-3-4-round-shank-3-flute-hss_dewcbr55-64","title":"55\/64\" X 1\/4\" Straight Shank Counterbore | HSS | 3\/4\" Round Shank | 3 Flute | DEWCBR55\/64","description":"\u003cdiv\u003eIndustrial counterbore tool designed for precision metalworking applications. The straight shank construction integrates with standard milling equipment and CNC machines for reliable performance in machining environments. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eOverall length\u003c\/b\u003e: 55\/64 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCounterbore diameter\u003c\/b\u003e: 1\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eShank diameter\u003c\/b\u003e: 3\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type\u003c\/b\u003e: Straight 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: 3\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003e3 flute design\u003c\/b\u003e: Efficient chip clearance and clean bottom surfaces during counterboring of metal workpieces.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: High Speed Steel (HSS) provides heat resistance and wear durability for repetitive metal removal tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive compatibility\u003c\/b\u003e: Straight Shank enables secure mounting in standard collets and milling chucks on CNC mills and drill presses.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Suitable for precision counterboring in steel, stainless steel, aluminum, and cast iron; commonly used in automotive components, aerospace assemblies, and industrial machinery fabrication.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412336173335,"sku":"DEWCBR55\/64","price":44.25,"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\/55-64-x-1-4-straight-shank-counterbore-3-4-round-shank-3-flute-hss_dewcbr55-64","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}