{"product_id":"5-16-cobalt-split-point-stub-drill-bit_d-astco5-16","title":"5\/16\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO5\/16 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003eA 12-piece set of 5\/16 inch cobalt split-point stub drill bits. Designed for metalworking tasks that require precise starts, reduced wandering, and durable performance when drilling through harder metals.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSet contents\u003c\/strong\u003e: 12 pieces\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 5\/16 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTip\u003c\/strong\u003e: Split-point\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: Stub\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt alloy\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSplit-point tip\u003c\/strong\u003e reduces walking on initial contact for accurate hole starts without needing a center punch.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCobalt alloy\u003c\/strong\u003e construction offers improved heat resistance and wear resistance compared with standard high-speed steel, extending bit life in harder metals.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStub length\u003c\/strong\u003e provides added rigidity and control in tight spaces and setups where longer bits would flex.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesigned for metal drilling\u003c\/strong\u003e, including tougher alloys commonly encountered in fabrication, automotive, and machine shop work.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePhysical\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrongpackage\u003e: 12-piece set\u003c\/strongpackage\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongdiameter\u003e: 5\/16 inch\u003c\/strongdiameter\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongtip\u003e: Split-point\u003c\/strongtip\u003e\u003c\/li\u003e \u003cli\u003e\u003cstronglength\u003e: Stub\u003c\/stronglength\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongmaterial\u003e: Cobalt alloy\u003c\/strongmaterial\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323777020183,"sku":"D\/ASTCO5\/16","price":61.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_b7704f44-7aea-4e4d-a227-2553fa30f98a.jpg?v=1771981491","url":"https:\/\/mutualscrew.com\/products\/5-16-cobalt-split-point-stub-drill-bit_d-astco5-16","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}