{"product_id":"43-64-cobalt-drill-bit-with-3-8-reduced-shank-d-aco_d-aco3-8x43-64","title":"43\/64\" Reduced Shank Drill Bit | Cobalt | 3\/8\" Reduced Shank | D\/ACO3\/8X43\/64","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: D\/ACO\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 43\/64 in (0.671875 in)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: 3\/8 in reduced\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt steel (HSS cobalt alloy)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoating\/Grade\u003c\/strong\u003e: Cobalt alloy\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt composition provides higher hardness and heat resistance than standard HSS bits, extending life when drilling hard metals such as stainless steel, alloy steels, and cast iron.\u003c\/li\u003e \u003cli\u003e43\/64\" cutting diameter enables precise holes for fasteners and fittings in metal fabrication and repair tasks.\u003c\/li\u003e \u003cli\u003e3\/8\" reduced shank design optimizes use in compact drilling setups and helps maintain rigidity under heavy loads.\u003c\/li\u003e \u003cli\u003eBuilt for repeated drilling with consistent hole quality across stainless steel, alloy steels, and other hard alloys.\u003c\/li\u003e \u003cli\u003eIdeal for through-holes or pilot holes in hard metals where standard HSS bits wear quickly.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCutting diameter\u003c\/strong\u003e: 43\/64 in (0.671875 in)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: 3\/8 in reduced\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt alloy steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1 piece\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOverall length\u003c\/strong\u003e: Not provided\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312705564951,"sku":"D\/ACO3\/8X43\/64","price":49.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-ammco13-50_864cefa0-9df8-45f3-abcd-2f3d8834a68d.jpg?v=1771715849","url":"https:\/\/mutualscrew.com\/products\/43-64-cobalt-drill-bit-with-3-8-reduced-shank-d-aco_d-aco3-8x43-64","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}