{"title":"Stub (Screw Machine) Drill Bits","description":"","products":[{"product_id":"3-64-cobalt-split-point-stub-drill-bit_d-astco3-64","title":"3\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO3\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 3\/64 in (0.046875 in)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt alloy\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoint\u003c\/strong\u003e: Split point\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: Stub (short) drill bit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackage quantity\u003c\/strong\u003e: 12 pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy provides enhanced hardness and heat resistance for drilling through hard metals like steel and stainless steel, improving bit life under demanding conditions.\u003c\/li\u003e \u003cli\u003eSplit point geometry self-centers on contact, reducing wandering and enabling an accurate start without a center punch.\u003c\/li\u003e \u003cli\u003eStub length delivers increased rigidity and reduced flex in tight spaces, producing better control for small-diameter holes.\u003c\/li\u003e \u003cli\u003eIdeal for pilot holes and through-holes in metalworking, fabrication, and machining where precise 3\/64\" holes are required.\u003c\/li\u003e \u003cli\u003ePractical use tips: apply cutting oil or lubrication to manage heat; keep bits sharp and drill at moderate speeds to avoid overheating.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBit type\u003c\/strong\u003e: Stub drill bit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 3\/64 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt alloy\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 12 pieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775054103,"sku":"D\/ASTCO3\/64","price":15.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_bd21b0df-1fdf-4a04-9134-cda60f97d967.jpg?v=1771981450"},{"product_id":"1-16-cobalt-split-point-stub-drill-bit_d-astco1-16","title":"1\/16\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO1\/16 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1\/16 in (0.0625 in)\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy\u003c\/li\u003e \u003cli\u003eTip: split-point\u003c\/li\u003e \u003cli\u003eLength: stub-length\u003c\/li\u003e \u003cli\u003ePackage quantity: 12 pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point tip provides self-centering action, reducing wandering on metal surfaces.\u003c\/li\u003e \u003cli\u003eCobalt alloy offers improved hot hardness and wear resistance for drilling harder metals.\u003c\/li\u003e \u003cli\u003eStub length increases rigidity, reducing deflection in tight spaces or when using jig setups.\u003c\/li\u003e \u003cli\u003ePrecise 1\/16 in diameter supports small-diameter hole drilling with consistent sizing.\u003c\/li\u003e \u003cli\u003e12-pack offers ready-to-use supply for ongoing projects and replacement needs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePack quantity: 12 bits\u003c\/li\u003e \u003cli\u003eDiameter: 1\/16 in\u003c\/li\u003e \u003cli\u003eTip style: split-point\u003c\/li\u003e \u003cli\u003eLength category: stub\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775185175,"sku":"D\/ASTCO1\/16","price":14.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_cf863542-d2d9-40a0-8180-9b1bb43058c7.jpg?v=1771981453"},{"product_id":"5-64-cobalt-split-point-stub-drill-bit_d-astco5-64","title":"5\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO5\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 5\/64 in\u003c\/li\u003e \u003cli\u003ePack quantity: 12 pieces\u003c\/li\u003e \u003cli\u003eTip geometry: Split point\u003c\/li\u003e \u003cli\u003eLength: Stub\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy (HSS cobalt)\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSplit point design reduces walking and helps start holes accurately on metal surfaces\u003c\/li\u003e \u003cli\u003eCobalt alloy construction provides greater hardness and wear resistance for extended edge life when drilling hard metals\u003c\/li\u003e \u003cli\u003eStub length increases rigidity and minimizes deflection in tight spaces, improving hole alignment\u003c\/li\u003e \u003cli\u003eSuitable for metalworking tasks such as drilling into steel, stainless steel, and cast iron\u003c\/li\u003e \u003cli\u003e12-pack delivers a consistent diameter set for repeat metal drilling projects\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePhysical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePackaging: 12 pieces per package\u003c\/li\u003e \u003cli\u003eDiameter: 5\/64 in\u003c\/li\u003e \u003cli\u003eTip: Split point\u003c\/li\u003e \u003cli\u003eLength class: Stub\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775316247,"sku":"D\/ASTCO5\/64","price":14.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_2d95a058-c93b-4219-836d-992b7eecc794.jpg?v=1771981455"},{"product_id":"3-32-cobalt-split-point-stub-drill-bit_d-astco3-32","title":"3\/32\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO3\/32 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eQuantity\u003c\/b\u003e: 12 pieces\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDiameter\u003c\/b\u003e: 3\/32 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Cobalt alloy\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePoint geometry\u003c\/b\u003e: Split point\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eStyle\u003c\/b\u003e: Stub drill bit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eSplit-point design\u003c\/b\u003e provides a self-centering start and reduces wandering when drilling metals.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCobalt alloy construction\u003c\/b\u003e offers improved hardness and wear resistance for drilling tougher metals and alloys.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eStub length\u003c\/b\u003e increases rigidity and minimizes deflection for more accurate holes in metal workpieces.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePack of 12\u003c\/b\u003e delivers ready-to-use supply for shop drawers, maintenance kits, and ongoing metalworking tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eUse cases\u003c\/b\u003e: suitable for drilling through steel, cast iron, and other metal alloys in fabrication, automotive, and general metalworking projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eBit type\u003c\/b\u003e: Cobalt split-point stub drill bit\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDiameter\u003c\/b\u003e: 3\/32 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eQuantity\u003c\/b\u003e: 12 bits\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eNotes\u003c\/b\u003e: Length and shank specifics are not provided in the available product data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775414551,"sku":"D\/ASTCO3\/32","price":14.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_e938e88a-eb06-4c08-8569-f1577b710a33.jpg?v=1771981457"},{"product_id":"7-64-cobalt-split-point-stub-drill-bit_d-astco7-64","title":"7\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO7\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 12 pieces\u003c\/li\u003e \u003cli\u003eDiameter: 7\/64 in\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt\u003c\/li\u003e \u003cli\u003ePoint geometry: Split point\u003c\/li\u003e \u003cli\u003eLength type: Stub\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit point geometry for precise starting holes with reduced wandering\u003c\/li\u003e \u003cli\u003eStub length designed for improved rigidity at small diameters\u003c\/li\u003e \u003cli\u003e7\/64 in diameter for small, exact pilot holes\u003c\/li\u003e \u003cli\u003eIncludes 12 bits for immediate replacements or multi-hole projects\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaterial: Cobalt\u003c\/li\u003e \u003cli\u003eDiameter: 7\/64 in\u003c\/li\u003e \u003cli\u003ePoint: Split point\u003c\/li\u003e \u003cli\u003eLength: Stub\u003c\/li\u003e \u003cli\u003ePackage quantity: 12\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775545623,"sku":"D\/ASTCO7\/64","price":16.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_cc450dd0-48b5-4d28-b5f8-fa8811a7133f.jpg?v=1771981460"},{"product_id":"1-8-cobalt-split-point-stub-drill-bit_d-astco1-8","title":"1\/8\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO1\/8 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 12 pieces\u003c\/li\u003e \u003cli\u003eDiameter: 1\/8\" (0.125 in)\u003c\/li\u003e \u003cli\u003eMaterial: cobalt\u003c\/li\u003e \u003cli\u003eTip\/point geometry: split point\u003c\/li\u003e \u003cli\u003eOverall length: stub length\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point geometry seizes initial contact to prevent walking on metal surfaces, improving hole start accuracy.\u003c\/li\u003e \u003cli\u003eCobalt alloy provides enhanced heat resistance and wear life for drilling hard metals, including stainless steel and hi‑strength alloys.\u003c\/li\u003e \u003cli\u003eStub-length design offers rigidity and reduced flex, yielding cleaner holes in confined or angled metalwork.\u003c\/li\u003e \u003cli\u003eLonger bit life under high-temperature drilling conditions due to improved edge retention.\u003c\/li\u003e \u003cli\u003ePack includes 12 pieces of 1\/8\" cobalt split-point stub drill bits, suitable for repetitive metalworking tasks in shop or field settings.\u003c\/li\u003e \u003cli\u003eIdeal for metal fabrication, automotive work, and DIY projects requiring durable 1\/8\" bits.\u003c\/li\u003e \u003cli\u003eCommon use cases: drilling through steel, stainless steel, cast iron, and other hard metals with appropriate feeds and speeds.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eContents: 12 pcs of 1\/8\" cobalt split-point stub drill bits\u003c\/li\u003e \u003cli\u003eBit type: cobalt alloy, split-point, stub length\u003c\/li\u003e \u003cli\u003ePackaging: 12-piece pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775676695,"sku":"D\/ASTCO1\/8","price":18.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_58340351-9013-4fc0-b20f-4043c8ff792a.jpg?v=1771981462"},{"product_id":"9-64-cobalt-split-point-stub-drill-bit_d-astco9-64","title":"9\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO9\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 9\/64 in (0.1406 in)\u003c\/li\u003e \u003cli\u003eBit type: Stub drill bit\u003c\/li\u003e \u003cli\u003ePoint geometry: Split point\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt high-speed steel\u003c\/li\u003e \u003cli\u003ePackage quantity: 12 bits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit point design starts holes with minimal walking, reducing the need for center punching on metal surfaces\u003c\/li\u003e \u003cli\u003eCobalt alloy enhances heat resistance for drilling through hard metals and alloys\u003c\/li\u003e \u003cli\u003eStub length provides rigidity and improved accuracy in confined spaces and where straight holes are critical\u003c\/li\u003e \u003cli\u003eOptimized for metalworking applications such as fabrication, maintenance, and automotive work\u003c\/li\u003e \u003cli\u003eDurable construction extends bit life when drilling ferrous materials like steel and stainless steel\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eContents: 12 pieces\u003c\/li\u003e \u003cli\u003eDiameter: 9\/64 in\u003c\/li\u003e \u003cli\u003eLength category: Stub length (short overall length)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt high-speed steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775774999,"sku":"D\/ASTCO9\/64","price":18.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_620464c1-4c25-47cd-9b48-9f41df06be7e.jpg?v=1771981464"},{"product_id":"5-32-cobalt-split-point-stub-drill-bit_d-astco5-32","title":"5\/32\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO5\/32 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 5\/32 in\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt HSS (high-speed steel cobalt alloy)\u003c\/li\u003e \u003cli\u003eTip geometry: Split point\u003c\/li\u003e \u003cli\u003eLength type: Stub drill bit\u003c\/li\u003e \u003cli\u003ePack quantity: 12 pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit point tip minimizes walking on start, improving hole alignment in metal\u003c\/li\u003e \u003cli\u003eCobalt alloy enhances hot hardness and wear resistance for drilling through stainless and other hard alloys\u003c\/li\u003e \u003cli\u003eStub length provides increased rigidity and reduced deflection in tight or drilled-through workpieces\u003c\/li\u003e \u003cli\u003eIdeal for metalworking tasks that require durable, long-life bits in harsh drilling environments\u003c\/li\u003e \u003cli\u003e12-pack ensures ready supply for multiple projects or production runs\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePackaged as twelve 5\/32 in cobalt split point stub drill bits\u003c\/li\u003e \u003cli\u003eDesigned for use in metal drilling applications where precision and rigidity are important\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323775906071,"sku":"D\/ASTCO5\/32","price":20.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_7be1e16d-c5fb-4918-be23-03cfb8642153.jpg?v=1771981467"},{"product_id":"11-64-cobalt-split-point-stub-drill-bit_d-astco11-64","title":"11\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO11\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 11\/64 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePack\u003c\/strong\u003e: 12 pieces\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTip\u003c\/strong\u003e: Split Point\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Stub Drill Bit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSplit Point Tip\u003c\/strong\u003e minimizes wandering on entry for precision in metal drilling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCobalt Construction\u003c\/strong\u003e offers increased hardness and wear resistance for demanding drilling tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStub Length\u003c\/strong\u003e provides added rigidity and reduced flex, improving hole accuracy in tougher materials.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e12-pack\u003c\/strong\u003e ensures multiple bits are readily available for production or maintenance use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration\u003c\/strong\u003e: Stub drill bit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 11\/64 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 12 bits per pack\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt alloy\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTip\u003c\/strong\u003e: Split Point\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323776004375,"sku":"D\/ASTCO11\/64","price":23.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_2eb2445e-01fe-40db-a5ea-552708727bad.jpg?v=1771981469"},{"product_id":"3-16-cobalt-split-point-stub-drill-bit_d-astco3-16","title":"3\/16\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO3\/16 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 3\/16 in\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt steel\u003c\/li\u003e \u003cli\u003eTip geometry: Split-point\u003c\/li\u003e \u003cli\u003eLength category: Stub\u003c\/li\u003e \u003cli\u003ePackage quantity: 12 pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point tip minimizes walking on starting contact, aiding accuracy when drilling hard metals\u003c\/li\u003e \u003cli\u003eCobalt steel construction provides enhanced hardness and wear resistance for extended bit life in tough materials\u003c\/li\u003e \u003cli\u003eStub length delivers greater rigidity and control in tight pockets and for drilling close to edges\u003c\/li\u003e \u003cli\u003eVersatile for drilling through stainless steel, alloy steel, and cast iron, as well as other hard metals\u003c\/li\u003e \u003cli\u003eConvenient 12-pack for replacement bits and production runs\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 12 pieces\u003c\/li\u003e \u003cli\u003eDiameter: 3\/16 in\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt steel\u003c\/li\u003e \u003cli\u003eGeometry: Split-point; stub length\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323776135447,"sku":"D\/ASTCO3\/16","price":27.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_ce9845f1-addc-42a8-ac7e-8cd2d9210b0d.jpg?v=1771981472"},{"product_id":"13-64-cobalt-split-point-stub-drill-bit_d-astco13-64","title":"13\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO13\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 13\/64 in (0.2031 in \/ 5.16 mm)\u003c\/li\u003e \u003cli\u003ePack quantity: 12 pieces\u003c\/li\u003e \u003cli\u003eMaterial: cobalt steel alloy\u003c\/li\u003e \u003cli\u003eTip geometry: split point\u003c\/li\u003e \u003cli\u003eLength form factor: stub drill bit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt steel alloy provides enhanced hardness and heat resistance for drilling hard metals such as stainless steel and alloy steel\u003c\/li\u003e \u003cli\u003eSplit-point geometry enables immediate starting contact, reducing walking and eliminating the need for a center punch\u003c\/li\u003e \u003cli\u003eStub-length design increases rigidity, delivering straighter holes with less flex during drilling\u003c\/li\u003e \u003cli\u003eDurable cutting edges maintain performance under high-temperature drilling and extended use\u003c\/li\u003e \u003cli\u003eIdeal for metalworking tasks in fabrication, automotive maintenance, and equipment repair where durable, long-lasting bits are required\u003c\/li\u003e \u003cli\u003ePack of 12 offers convenient stock for shops and ongoing projects\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 13\/64 in (0.2031 in \/ 5.16 mm)\u003c\/li\u003e \u003cli\u003ePackage: 12 pieces\u003c\/li\u003e \u003cli\u003eStyle: Stub drill bit with cobalt alloy\u003c\/li\u003e \u003cli\u003eTip: Split-point for quick, self-centering starts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323776266519,"sku":"D\/ASTCO13\/64","price":31.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_d1132d7b-3565-4d9d-820e-35df3555032f.jpg?v=1771981474"},{"product_id":"7-32-cobalt-split-point-stub-drill-bit_d-astco7-32","title":"7\/32\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO7\/32 (12 \/ 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maintenance tasks that require precise metal drilling.\u003c\/li\u003e \u003cli\u003e12-pack ensures ready replacement and consistent housekeeping of tooling in the shop or on job sites.\u003c\/li\u003e \u003cli\u003eIdeal use cases: drilling through stainless steel, cast iron, and hard alloys where precision is critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCount: 12 drills per package\u003c\/li\u003e \u003cli\u003eDiameter: 7\/32 in\u003c\/li\u003e \u003cli\u003eConstruction: cobalt alloy drill bits with split point\u003c\/li\u003e \u003cli\u003eStyle: stub drill bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323776364823,"sku":"D\/ASTCO7\/32","price":34.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_739f60f1-3262-47ce-8ffa-0e9bd1ff4f7b.jpg?v=1771981476"},{"product_id":"15-64-cobalt-split-point-stub-drill-bit_d-astco15-64","title":"15\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO15\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 12-pack\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 15\/64 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cobalt alloy\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 length\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eUse case\u003c\/strong\u003e: This 12-pack of 15\/64\" cobalt split-point stub drill bits is designed for accurate centering and reduced wandering when starting holes in hard metals.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSplit-point design\u003c\/strong\u003e: Centers on contact and reduces walking, aiding precise hole starts without a center punch.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCobalt alloy construction\u003c\/strong\u003e: Enhanced heat resistance and wear life compared with standard high-speed steel, enabling longer bit life in tough materials.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStub-length form\u003c\/strong\u003e: Greater rigidity and reduced deflection in confined or hard-to-reach drilling scenarios.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision-ground edges\u003c\/strong\u003e: Consistent hole size and reliable performance across 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alloy\u003c\/li\u003e \u003cli\u003eGeometry: split point; stub design\u003c\/li\u003e \u003cli\u003eDiameter: 1\/4 inch\u003c\/li\u003e \u003cli\u003ePackaging: 12 pieces per package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323776626967,"sku":"D\/ASTCO1\/4","price":38.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_f3a828c6-139e-4a0c-8e13-50832c1c19cd.jpg?v=1771981481"},{"product_id":"17-64-cobalt-split-point-stub-drill-bit_d-astco17-64","title":"17\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO17\/64 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 17\/64\"\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy\u003c\/li\u003e \u003cli\u003ePoint geometry: split point\u003c\/li\u003e \u003cli\u003eDrill bit type: stub length\u003c\/li\u003e 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Title","offer_id":52323776758039,"sku":"D\/ASTCO17\/64","price":43.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_9e1205d0-0fab-4097-85a7-4f622e0fafe1.jpg?v=1771981484"},{"product_id":"9-32-cobalt-split-point-stub-drill-bit_d-astco9-32","title":"9\/32\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO9\/32 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 9\/32 in\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy steel\u003c\/li\u003e \u003cli\u003ePoint geometry: Split point\u003c\/li\u003e \u003cli\u003eLength class: Stub length\u003c\/li\u003e \u003cli\u003ePackage quantity: 12 pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit point design minimizes walking at start, enabling precise hole initiation without pilot dimple.\u003c\/li\u003e \u003cli\u003eCobalt 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enhances wear resistance and heat tolerance for drilling tougher metals.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStub-length design\u003c\/strong\u003e provides rigidity and control, lowering deflection in demanding holes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable construction\u003c\/strong\u003e supports repeated use in metal fabrication, automotive repairs, and maintenance tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSix-piece kit\u003c\/strong\u003e enables consistent tooling across multiple jobs and quick replacements when wear occurs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePackage\u003c\/strong\u003e: 6 bits per package\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBit type\u003c\/strong\u003e: Cobalt split-point stub drill bit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Cobalt-containing alloy for extended life in hard metals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323778232599,"sku":"D\/ASTCO7\/16","price":54.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_8c33f2a5-b2d7-4e76-9335-009a3192bfb4.jpg?v=1771981512"},{"product_id":"29-64-cobalt-split-point-stub-drill-bit_d-astco29-64","title":"29\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO29\/64 (6 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 6 bits\u003c\/li\u003e \u003cli\u003eDiameter: 29\/64 in (0.4531 in)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy drill bits (HSS-Co)\u003c\/li\u003e \u003cli\u003ePoint geometry: Split point\u003c\/li\u003e \u003cli\u003eLength style: Stub drill bit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point design provides self-centering start and reduces walking on metal surfaces.\u003c\/li\u003e \u003cli\u003eCobalt alloy offers improved hardness and heat resistance for prolonged life when drilling through stainless steel and other hard metals.\u003c\/li\u003e \u003cli\u003eStub length delivers additional rigidity, minimizing flex in tight clearance holes.\u003c\/li\u003e \u003cli\u003eSix-piece set ensures immediate availability for multiple projects or workstations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePack: 6 bits\u003c\/li\u003e \u003cli\u003eDiameter: 29\/64 in\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy (HSS-Co)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323778363671,"sku":"D\/ASTCO29\/64","price":65.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_35af52e0-3794-4844-8229-1f694635c04c.jpg?v=1771981514"},{"product_id":"15-32-cobalt-split-point-stub-drill-bit_d-astco15-32","title":"15\/32\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO15\/32 (6 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 6 bits\u003c\/li\u003e \u003cli\u003eDiameter: 15\/32 in\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy steel\u003c\/li\u003e \u003cli\u003eTip design: split point\u003c\/li\u003e \u003cli\u003eLength design: stub length\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point tip starts on contact to minimize wandering when starting holes in hard metals\u003c\/li\u003e \u003cli\u003eCobalt alloy composition provides improved heat resistance for drilling stainless steel and tough alloys\u003c\/li\u003e \u003cli\u003eStub length increases rigidity and reduces deflection in tight or restricted drilling scenarios\u003c\/li\u003e \u003cli\u003eSuitable for metalworking tasks in automotive, fabrication, and maintenance environments\u003c\/li\u003e \u003cli\u003eSix-piece pack offers immediate availability for common hole sizes and multi-hole projects\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePackage contents: six 15\/32 in cobalt split-point stub drill bits\u003c\/li\u003e \u003cli\u003eDesign: stub-length for increased rigidity in close-quarters drilling\u003c\/li\u003e \u003cli\u003eTip geometry: split point for easier self-centering and hole-start accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323778527511,"sku":"D\/ASTCO15\/32","price":65.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_72b0360b-e4b3-4783-83dc-2f38570db7ee.jpg?v=1771981517"},{"product_id":"31-64-cobalt-split-point-stub-drill-bit_d-astco31-64","title":"31\/64\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO31\/64 (6 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 31\/64\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cobalt steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoint:\u003c\/strong\u003e Split point\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e Stub\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePack:\u003c\/strong\u003e 6 pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eHigh-hardness cobalt alloy provides wear resistance and tolerance for higher cutting speeds when drilling hard metals.\u003c\/li\u003e \u003cli\u003eSplit-point geometry reduces wander on entry for more accurate holes in metalworking tasks.\u003c\/li\u003e \u003cli\u003eStub length increases rigidity, minimizing deflection and chatter in tight workspaces or shallow holes.\u003c\/li\u003e \u003cli\u003eDesigned for drilling materials like stainless steel, alloy steels, and cast iron with cleaner hole quality.\u003c\/li\u003e \u003cli\u003eCompact six-pack offers ready availability for production and repair tasks requiring multiple bits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePack quantity:\u003c\/strong\u003e 6 bits\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 31\/64\" (0.484375\")\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBit type:\u003c\/strong\u003e Cobalt split-point stub drill bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323778625815,"sku":"D\/ASTCO31\/64","price":65.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_305b7bc8-c7bb-4072-925e-e3f9dab8861d.jpg?v=1771981519"},{"product_id":"1-2-cobalt-split-point-stub-drill-bit_d-astco1-2","title":"1\/2\" Stub Drill Bit | Cobalt | Split Point | D\/ASTCO1\/2 (6 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1\/2 in\u003c\/li\u003e \u003cli\u003eBit type: cobalt split-point stub drill bit\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy steel\u003c\/li\u003e \u003cli\u003eLength category: stub length\u003c\/li\u003e \u003cli\u003ePoint geometry: split point for self-centering\u003c\/li\u003e \u003cli\u003ePackage quantity: 6 pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy construction provides enhanced hardness and wear resistance when drilling hard metals\u003c\/li\u003e \u003cli\u003eSplit-point design reduces walking on initial contact, enabling quicker starts without pilot holes\u003c\/li\u003e \u003cli\u003eStub-length geometry increases rigidity and minimizes deflection under load for cleaner holes\u003c\/li\u003e \u003cli\u003ePrecision-ground edges help maintain hole size consistency across multiple uses\u003c\/li\u003e \u003cli\u003e6-pack provides immediate replacement and shared-use capability in workshops or job sites\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePack quantity: 6\u003c\/li\u003e \u003cli\u003eDiameter: 1\/2 in\u003c\/li\u003e \u003cli\u003eProfile: cobalt split-point stub drill bit\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323780395287,"sku":"D\/ASTCO1\/2","price":65.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_9a5a7696-7c74-4044-a85f-44073b9b6c95.jpg?v=1771981522"},{"product_id":"a-cobalt-split-point-stub-drill-bit_d-astcoa","title":"A Stub Drill Bit | Cobalt | Split Point | D\/ASTCOA (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePack Quantity: 12 pieces\u003c\/li\u003e \u003cli\u003eBit Type: Cobalt split-point\u003c\/li\u003e \u003cli\u003eLength: Stub length\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy (high-speed steel with cobalt)\u003c\/li\u003e \u003cli\u003ePoint Geometry: Split point for self-centering start and reduced wandering\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point geometry minimizes walking on contact, providing an instant start for accurate hole placement\u003c\/li\u003e \u003cli\u003eCobalt alloy increases hardness and heat resistance, extending bit life when drilling through hard metals\u003c\/li\u003e \u003cli\u003eStub length offers added rigidity and reduced flex, improving control in shallow pockets and through-holes\u003c\/li\u003e \u003cli\u003eDesigned for drilling into metals such as stainless steel, alloy steel, and cast iron in metalworking projects\u003c\/li\u003e \u003cli\u003e12-piece set ensures a ready-to-use selection for continuous workflow\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eContents: 12 cobalt split-point stub drill bits\u003c\/li\u003e \u003cli\u003eForm factor: Stub length for enhanced rigidity and precision\u003c\/li\u003e \u003cli\u003eIntended use: Metal drilling in workshop or fabrication environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323780493591,"sku":"D\/ASTCOA","price":49.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_70643008-bbeb-4164-8950-6f0a270fba3f.jpg?v=1771981524"},{"product_id":"b-cobalt-split-point-stub-drill-bit_d-astcob","title":"B Stub Drill Bit | Cobalt | Split Point | D\/ASTCOB (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 12 pieces\u003c\/li\u003e \u003cli\u003eBit type: cobalt split-point stub drill bit\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy\u003c\/li\u003e \u003cli\u003eGeometry: split-point\u003c\/li\u003e \u003cli\u003eLength category: stub (short) length\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point geometry helps start holes with minimal walking on metal surfaces\u003c\/li\u003e \u003cli\u003eStub-length design provides increased rigidity and reduces flex in handheld drilling\u003c\/li\u003e \u003cli\u003eCobalt alloy offers wear resistance and better performance under higher operating temperatures\u003c\/li\u003e \u003cli\u003eSuitable for metalworking tasks that require precise starts in confined spaces\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePack size: 12-pack\u003c\/li\u003e \u003cli\u003eProduct designation: B cobalt split-point stub drill bit\u003c\/li\u003e \u003cli\u003eIntended use: metal drilling in tight or restricted-access areas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323780624663,"sku":"D\/ASTCOB","price":52.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_9354d73b-e72f-4dbf-b5fe-80e5e42b6ffb.jpg?v=1771981527"},{"product_id":"c-cobalt-split-point-stub-drill-bit_d-astcoc","title":"C Stub Drill Bit | Cobalt | Split Point | D\/ASTCOC (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003eTechnical description for [12 PKG] C Cobalt Split Point Stub Drill Bit.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 12 pieces\u003c\/li\u003e \u003cli\u003eBit type: Stub drill bit\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e \u003cli\u003eTip design: Split point\u003c\/li\u003e \u003cli\u003eLength category: Stub length\u003c\/li\u003e \u003cli\u003eIntended use: Drilling into metal and hard alloys\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit point geometry provides a self-centering start, reducing walking on contact with work material\u003c\/li\u003e \u003cli\u003eCobalt alloy construction offers increased hardness and wear resistance under higher cutting temperatures\u003c\/li\u003e \u003cli\u003eStub length increases rigidity and reduces flute flex, improving accuracy in shallow holes\u003c\/li\u003e \u003cli\u003eEdge geometry designed for efficient metal drilling, potentially extending tool life in repeated use\u003c\/li\u003e \u003cli\u003eSold as a 12-piece set for easy stocking and project readiness\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePackaging: 12-piece set\u003c\/li\u003e \u003cli\u003eDesign: Cobalt split-point stub drill bits\u003c\/li\u003e \u003cli\u003eIntended environment: Metalworking and fabrication contexts where durable, precise holes are needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323780886807,"sku":"D\/ASTCOC","price":52.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_55be29b6-bd5c-4736-9b08-9a4db0975d49.jpg?v=1771981530"},{"product_id":"d-cobalt-split-point-stub-drill-bit_d-astcod","title":"D Stub Drill Bit | Cobalt | Split Point | D\/ASTCOD (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter designation: D\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy (high-speed steel variant)\u003c\/li\u003e \u003cli\u003eTip geometry: Split point\u003c\/li\u003e \u003cli\u003eLength type: Stub\u003c\/li\u003e \u003cli\u003ePack quantity: 12 pieces\u003c\/li\u003e \u003cli\u003eIntended drilling context: metalworking applications involving hard materials\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point tip for self-centering entry and reduced walking on initial contact\u003c\/li\u003e \u003cli\u003eCobalt alloy construction for improved heat resistance and longer tool life when drilling hard metals\u003c\/li\u003e \u003cli\u003eStub length provides increased rigidity and better control in confined or shallow holes\u003c\/li\u003e \u003cli\u003ePrecise dimensions and consistent ground geometry support reliable hole diameter\u003c\/li\u003e \u003cli\u003e12-piece pack offers ready access to a set of D-designated cobalt drill bits for metalworking jobs\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eBit type: Stub drill bit with split-point geometry\u003c\/li\u003e \u003cli\u003eCoating\/finish: Cobalt-based alloy (no additional coating specified)\u003c\/li\u003e \u003cli\u003ePackaging: 12-piece set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323781017879,"sku":"D\/ASTCOD","price":52.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-astco3-64_0e6f9aba-05de-4027-9993-713c745b4b5b.jpg?v=1771981532"},{"product_id":"e-cobalt-split-point-stub-drill-bit_d-astcoe","title":"E Stub Drill Bit | Cobalt | Split Point | D\/ASTCOE (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 12 pieces\u003c\/li\u003e \u003cli\u003eBit type: E Cobalt Split Point Stub Drill Bit\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy steel (high-speed steel with cobalt)\u003c\/li\u003e \u003cli\u003eTip geometry: Split point\u003c\/li\u003e \u003cli\u003eLength category: Stub length\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point tip provides self-centering action and reduces walking on contact, improving first-hole accuracy\u003c\/li\u003e \u003cli\u003eCobalt alloy construction increases wear resistance and maintains edge under high heat, extending bit life when drilling hard metals\u003c\/li\u003e \u003cli\u003eStub-length design offers rigidity and reduced deflection in shallow holes and confined spaces\u003c\/li\u003e \u003cli\u003eSharp, precise edge geometry supports cleaner holes in hard metals such as alloy steels and stainless alloys\u003c\/li\u003e \u003cli\u003e12-piece pack ensures availability for repeated metalworking tasks\u003c\/li\u003e \u003cli\u003eIdeal for metal fabrication, automotive maintenance, and industrial repair where drilling hard metals is required\u003c\/li\u003e \u003cli\u003ePractical drilling tips: use cutting fluid, start with a center punch, and apply steady, moderate feed to minimize overheating\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eProfile: Stub length with split-point tip\u003c\/li\u003e 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bit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point tip reduces walking on contact for a clean, initial hole start\u003c\/li\u003e \u003cli\u003eStub length provides increased rigidity and reduced deflection under high torque\u003c\/li\u003e \u003cli\u003eCobalt alloy offers improved wear resistance and heat tolerance for drilling harder metals\u003c\/li\u003e \u003cli\u003eDesigned for hand tools and drill presses in metalworking environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eIncludes 6 bits per package\u003c\/li\u003e \u003cli\u003eBit type: cobalt split-point stub drill bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default 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