{"title":"Cobalt Taper Shank Drill Bits","description":null,"products":[{"product_id":"1-4-1mt-cobalt-taper-shank-drill-bit_dwdtsco1-4","title":"1\/4\" Taper Shank Drill Bit | Cobalt | 1MT | DWDTSCO1\/4","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1\/4 in\u003c\/li\u003e \u003cli\u003eShank: MT1 Morse taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt-based high-speed steel (HSS-Co)\u003c\/li\u003e \u003cli\u003eCoating: Uncoated\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy (HSS-Co) construction delivers higher hot hardness and wear resistance for drilling hard metals such as stainless steel and other tough alloys.\u003c\/li\u003e \u003cli\u003eMT1 Morse taper shank provides secure seating and reduces runout during operation.\u003c\/li\u003e \u003cli\u003eSmall-diameter 1\/4\" bit enables precise hole placement in metalworking, automotive repairs, and fabrication tasks where accuracy matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1\/4 in\u003c\/li\u003e \u003cli\u003eShank: MT1 Morse taper\u003c\/li\u003e \u003cli\u003eConstruction: cobalt-based HSS (uncoated)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312722047255,"sku":"DWDTSCO1\/4","price":31.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_f8538d99-5c5d-4614-adfd-7ba64faf591b.jpg?v=1771716643"},{"product_id":"5-16-1mt-cobalt-taper-shank-drill-bit_dwdtsco5-16","title":"5\/16\" Taper Shank Drill Bit | Cobalt | 1MT | DWDTSCO5\/16","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 5\/16 in\u003c\/li\u003e \u003cli\u003eShank: Morse Taper 1 (1MT)\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy (high-speed steel with cobalt)\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy construction delivers higher hot hardness and wear resistance for drilling hard metals such as stainless steel and alloy steel.\u003c\/li\u003e \u003cli\u003e5\/16 in hole diameter enables precise hole preparation in metalworking tasks.\u003c\/li\u003e \u003cli\u003eDesigned for repeated use in tough materials where standard HSS bits dull quickly.\u003c\/li\u003e \u003cli\u003e1MT taper shank provides stable seating and consistent runout during operation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 5\/16 in\u003c\/li\u003e \u003cli\u003eShank: Morse Taper 1 (1MT)\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy (high-speed steel with cobalt)\u003c\/li\u003e \u003cli\u003eQuantity: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312722080023,"sku":"DWDTSCO5\/16","price":33.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_7fb11d82-4fc7-47d9-8598-ba8834360b19.jpg?v=1771716645"},{"product_id":"3-8-1mt-cobalt-taper-shank-drill-bit_dwdtsco3-8","title":"3\/8\" Taper Shank Drill Bit | Cobalt | 1MT | DWDTSCO3\/8","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 3\/8\" (9.525 mm)\u003c\/li\u003e \u003cli\u003eShank: MT1 (Morse Taper 1)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt high-speed steel alloy\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eWear resistance and heat tolerance: cobalt alloy enhances hardness and longevity when drilling hard metals such as stainless steel and alloy steels, reducing tool changes in metalworking tasks.\u003c\/li\u003e \u003cli\u003e3\/8\" diameter supports fabrication holes and fastener-clearance applications in metalworking.\u003c\/li\u003e \u003cli\u003eIntended use: designed for drilling through hard metals in workshop and fabrication environments where reliable performance matters.\u003c\/li\u003e \u003cli\u003eMT1 taper shank design provides stable seating in MT1 tooling interfaces, contributing to consistent hole quality during cutting operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eShank type: MT1 taper\u003c\/li\u003e \u003cli\u003eDiameter: 3\/8\" (9.525 mm)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt high-speed steel alloy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312722112791,"sku":"DWDTSCO3\/8","price":48.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_a2158288-b022-4ad5-a99f-b329b3d6dca8.jpg?v=1771716647"},{"product_id":"7-16-1mt-cobalt-taper-shank-drill-bit_dwdtsco7-16","title":"7\/16\" Taper Shank Drill Bit | Cobalt | 1MT | DWDTSCO7\/16","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 7\/16 in (0.4375 in)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 1MT Morse Taper\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cobalt alloy (HSS-Co)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Twist drill bit\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 alloy (HSS-Co) provides enhanced hardness and wear resistance for drilling hard metals compared with standard HSS drills.\u003c\/li\u003e \u003cli\u003eOptimized for metal drilling applications where heat resistance is beneficial, including stainless steel and other high-strength alloys.\u003c\/li\u003e \u003cli\u003eSingle-piece design with a 7\/16\" diameter offers precise hole sizing for mechanical assemblies and pass-through fasteners.\u003c\/li\u003e \u003cli\u003e1MT taper shank delivers a robust interface suitable for standard Morse-taper tooling and spindles, supporting demanding drilling tasks.\u003c\/li\u003e \u003cli\u003eIdeal for metal fabrication, maintenance, and repair work where durable cobalt tooling extends bit life.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 7\/16\" (0.4375 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1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy construction provides high-temperature tolerance and extended edge life, reducing replacement frequency when drilling hard metals\u003c\/li\u003e \u003cli\u003e2MT taper shank design delivers secure seating in Morse-taper spindles, minimizing slip during heavy cuts\u003c\/li\u003e \u003cli\u003eOptimized for metalworking tasks involving hard materials, including stainless steel, alloy steels, and cast iron\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCoarse-to-precision drill geometry suitable for metal drilling\u003c\/li\u003e \u003cli\u003eShank: 2MT taper for secure, vibration-minimizing engagement\u003c\/li\u003e \u003cli\u003eSingle-piece construction for rigidity and consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312724832535,"sku":"DWDTSCO1\/2","price":61.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_17c57cd0-5ac8-4f23-b93a-411b3a482f4d.jpg?v=1771716837"},{"product_id":"17-32-2mt-cobalt-taper-shank-drill-bit_dwdtsco17-32","title":"17\/32\" Taper Shank Drill Bit | Cobalt | 2MT | DWDTSCO17\/32","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e \u003cli\u003eDiameter: 17\/32\" (13.49 mm)\u003c\/li\u003e \u003cli\u003eShank: 2MT (MT2) Morse taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy construction provides improved heat resistance and extended wear life when drilling hard metals\u003c\/li\u003e \u003cli\u003eOptimized geometry enables efficient material removal in hardened steels, stainless steels, and high-strength alloys\u003c\/li\u003e \u003cli\u003eMT2 Morse taper design (2MT) offers robust retention during high-speed drilling\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePack size: 1 piece\u003c\/li\u003e \u003cli\u003eDiameter: 17\/32\" (13.49 mm)\u003c\/li\u003e \u003cli\u003eShank: MT2 Morse taper (2MT)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312724865303,"sku":"DWDTSCO17\/32","price":70.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_e7fa528c-ca28-47ec-8f74-3b79aa2155be.jpg?v=1771716839"},{"product_id":"9-16-2mt-cobalt-taper-shank-drill-bit_dwdtsco9-16","title":"9\/16\" Taper Shank Drill Bit | Cobalt | 2MT | DWDTSCO9\/16","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 9\/16 in\u003c\/li\u003e \u003cli\u003eShank: 2MT Morse taper\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy (high-speed steel with cobalt)\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eCobalt composition provides enhanced heat resistance and wear life when drilling hard metals such as stainless steel and nickel alloys.\u003c\/li\u003e \u003cli\u003e2MT Morse taper shank delivers secure seating, reducing slippage under heavy cutting.\u003c\/li\u003e \u003cli\u003eOptimized for metalworking tasks requiring sustained performance at elevated temperatures; cutting edge life lasts longer than standard high-speed bits in demanding applications.\u003c\/li\u003e \u003cli\u003eSingle-piece packaging (1 PC) supports precise inventory control and straightforward replacements.\u003c\/li\u003e \u003cli\u003eTypical use cases include drilling stainless steel, nickel alloys, and other hard metals in fabrication, automotive, and aerospace contexts where tool life matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePhysical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 9\/16 in\u003c\/li\u003e \u003cli\u003eShank: 2MT Morse taper\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy (high-speed steel with cobalt)\u003c\/li\u003e \u003cli\u003ePackaging: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312724898071,"sku":"DWDTSCO9\/16","price":73.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_4b61c70a-6eec-4e53-b3f3-233fc7151d3d.jpg?v=1771716842"},{"product_id":"19-32-2mt-cobalt-taper-shank-drill-bit_dwdtsco19-32","title":"19\/32\" Taper Shank Drill Bit | Cobalt | 2MT | DWDTSCO19\/32","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 19\/32 in\u003c\/li\u003e \u003cli\u003eShank: 2MT (Morse Taper #2)\u003c\/li\u003e \u003cli\u003eMaterial: cobalt alloy high-speed steel\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e \u003cli\u003eLength: Not specified\u003c\/li\u003e \u003cli\u003eCoating: cobalt alloy; no additional coating specified\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy construction provides increased red-hardness and wear resistance for drilling hard metals\u003c\/li\u003e \u003cli\u003eLarge-diameter 19\/32 in supports larger holes in metalworking tasks\u003c\/li\u003e \u003cli\u003eSingle-piece design minimizes runout under load\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 19\/32 in (0.59375 in \/ 15.08 mm)\u003c\/li\u003e \u003cli\u003eShank: 2MT (Morse Taper #2)\u003c\/li\u003e \u003cli\u003eLength: Not specified\u003c\/li\u003e \u003cli\u003eCoating: cobalt alloy; no additional coating specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312724930839,"sku":"DWDTSCO19\/32","price":81.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_30c33d0a-cd21-4524-9a3f-e83403974c03.jpg?v=1771716845"},{"product_id":"5-8-2mt-cobalt-taper-shank-drill-bit_dwdtsco5-8","title":"5\/8\" Taper Shank Drill Bit | Cobalt | 2MT | DWDTSCO5\/8","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 5\/8\" (0.625\")\u003c\/li\u003e \u003cli\u003eShank: MT2 Morse Taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt-containing high-speed steel\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDesigned for drilling hard metals (e.g., stainless steel, alloy steels) with improved wear resistance and heat tolerance\u003c\/li\u003e \u003cli\u003eMT2 taper shank provides secure seating in MT2 tooling environments, reducing runout under load\u003c\/li\u003e \u003cli\u003eEdge retention supports longer life under high-speed, high-feed drilling scenarios common in fabrication and maintenance tasks\u003c\/li\u003e \u003cli\u003eSuitable for automotive, fabrication, and general metalworking where hard-material drilling is required\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSingle unit\u003c\/li\u003e \u003cli\u003eDiameter: 5\/8\" (0.625\")\u003c\/li\u003e \u003cli\u003eShank: MT2 Morse Taper\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312724963607,"sku":"DWDTSCO5\/8","price":83.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_a638309d-9bcf-46c2-8408-7ce29732157b.jpg?v=1771716848"},{"product_id":"11-16-2mt-cobalt-taper-shank-drill-bit_dwdtsco11-16","title":"11\/16\" Taper Shank Drill Bit | Cobalt | 2MT | DWDTSCO11\/16","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 11\/16\" (0.6875\")\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 2MT Morse Taper\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cobalt alloy\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackage quantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHeat resistance:\u003c\/strong\u003e Cobalt alloy provides higher heat resistance than standard high-speed steel bits, enabling longer edge life under heavy cutting conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2MT Morse Taper shank:\u003c\/strong\u003e 2MT Morse Taper shank design prioritizes secure alignment within 2MT tooling systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMetalworking suitability:\u003c\/strong\u003e Engineered for tasks that require stable, repeatable holes in harder metals.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity per order:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 11\/16\" (0.6875\")\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 2MT Morse Taper\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cobalt drill bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312724996375,"sku":"DWDTSCO11\/16","price":102.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_d0c80312-3aae-4b44-b11d-3772aa003114.jpg?v=1771716852"},{"product_id":"3-4-2mt-cobalt-taper-shank-drill-bit_dwdtsco3-4","title":"3\/4\" Taper Shank Drill Bit | Cobalt | 2MT | DWDTSCO3\/4","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e \u003cli\u003eDiameter: 3\/4 in (19.05 mm)\u003c\/li\u003e \u003cli\u003eShank: MT2 (Morse Taper #2)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt-containing high-speed steel\u003c\/li\u003e \u003cli\u003eFinish: Not specified\u003c\/li\u003e \u003cli\u003eOverall length: Not specified\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e3\/4\" diameter cobalt HSS drill bit designed for drilling hard metals such as stainless steel and alloy steel\u003c\/li\u003e \u003cli\u003e2MT taper shank provides secure seating in MT2 tooling interfaces, supporting stable and repeatable cutting performance\u003c\/li\u003e \u003cli\u003eEnhanced heat resistance for longer cutting life when drilling hard materials\u003c\/li\u003e \u003cli\u003eSuitable for through-holes and thicker workpieces that require larger-diameter holes\u003c\/li\u003e \u003cli\u003eCobalt content improves edge retention under high-traction drilling conditions\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 0.75 in\u003c\/li\u003e \u003cli\u003eShank: MT2\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt-containing high-speed steel\u003c\/li\u003e \u003cli\u003eFinish: Not specified\u003c\/li\u003e \u003cli\u003eOverall length: Not specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312725061911,"sku":"DWDTSCO3\/4","price":118.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_e750f5c5-8742-4026-bc75-65cecca897e3.jpg?v=1771716855"},{"product_id":"13-16-3mt-cobalt-taper-shank-drill-bit_dwdtsco13-16","title":"13\/16\" Taper Shank Drill Bit | Cobalt | 3MT | DWDTSCO13\/16","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 13\/16\" (20.6 mm)\u003c\/li\u003e \u003cli\u003eShank: Morse Taper 3 (3MT)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e \u003cli\u003eCoating: Not specified\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt construction provides increased hardness and heat resistance for drilling through hard metals and alloy steels.\u003c\/li\u003e \u003cli\u003e3MT taper shank delivers secure engagement and reduces slipping and runout during operation.\u003c\/li\u003e \u003cli\u003eDesigned for demanding drilling applications where extended tool life is important.\u003c\/li\u003e \u003cli\u003eSuitable for high-temperature drilling scenarios common in metalworking and fabrication tasks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePackage: 1 piece\u003c\/li\u003e \u003cli\u003eDiameter: 13\/16\" (20.6 mm)\u003c\/li\u003e \u003cli\u003eShank: Morse Taper 3 (3MT)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e \u003cli\u003eCoating: Not specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312727683351,"sku":"DWDTSCO13\/16","price":128.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_daa648e9-dd37-4640-93a1-8fe9086f285c.jpg?v=1771717012"},{"product_id":"7-8-3mt-cobalt-taper-shank-drill-bit_dwdtsco7-8","title":"7\/8\" Taper Shank Drill Bit | Cobalt | 3MT | DWDTSCO7\/8","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 7\/8 in (22.2 mm)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: 3MT (Morse Taper)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\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 alloy construction provides enhanced hot hardness and longer life when drilling hard metals such as stainless steel and alloy steels\u003c\/li\u003e \u003cli\u003e3MT taper shank enables secure mounting in drill presses, collets, and arbors that accept Morse taper tooling\u003c\/li\u003e \u003cli\u003ePrecision-ground cutting edges and flutes optimize material removal and resist chip packing in tough metals\u003c\/li\u003e \u003cli\u003eSuitable for drywall- and metalworking applications requiring a large-diameter hole with reliable performance\u003c\/li\u003e \u003cli\u003eDesigned for use with 3MT chucks\/arbors or drill presses designed for Morse-taper tooling\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 7\/8 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank\u003c\/strong\u003e: 3MT taper\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1 PC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312727716119,"sku":"DWDTSCO7\/8","price":149.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_9f525902-3ec9-4714-a670-6fb5417611fa.jpg?v=1771717014"},{"product_id":"15-16-3mt-cobalt-taper-shank-drill-bit_dwdtsco15-16","title":"15\/16\" Taper Shank Drill Bit | Cobalt | 3MT | DWDTSCO15\/16","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 15\/16\" (0.9375\")\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 3MT Morse taper\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cobalt high-speed steel (HSS-Co)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Taper shank drill bit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e not specified\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCobalt alloy performance:\u003c\/strong\u003e provides superior heat resistance and wear life for drilling hard metals, such as stainless steel and alloy steels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3MT Morse taper design:\u003c\/strong\u003e shank geometry delivers secure seating in spindles designed for 3MT taper, helping reduce runout during operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision-ground cutting edges:\u003c\/strong\u003e deliver consistent hole sizes when paired with proper lubrication and feed.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeavy-duty capability:\u003c\/strong\u003e suited for metalworking tasks where standard HSS bits dull quickly.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperational guidance:\u003c\/strong\u003e use appropriate speeds and lubrication for hard metals to maximize tool life and hole quality.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 15\/16\" (0.9375\")\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 3MT Morse taper\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cobalt HSS (HSS-Co)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoating\/finish:\u003c\/strong\u003e cobalt-based alloy (not a separate coating)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e not specified\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312727748887,"sku":"DWDTSCO15\/16","price":176.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_30de165b-17f9-4704-977f-bbd67fbcfdfe.jpg?v=1771717017"},{"product_id":"1-3mt-cobalt-taper-shank-drill-bit_dwdtsco1inch","title":"1\" Taper Shank Drill Bit | Cobalt | 3MT | DWDTSCO1INCH","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1 in (25.4 mm)\u003c\/li\u003e \u003cli\u003eShank: 3MT taper (Morse Taper No. 3)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt high-speed steel (HSS-Co) for enhanced hardness and heat resistance\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e \u003cli\u003eCoating: not specified\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eHigh wear resistance at elevated temperatures, enabling efficient cutting through hard metals such as stainless steel and alloy steels\u003c\/li\u003e \u003cli\u003eCobalt composition maintains edge life during demanding production runs, reducing tool changes\u003c\/li\u003e \u003cli\u003eLarge 1\" diameter minimizes the number of passes required for through-holes in metal stock\u003c\/li\u003e \u003cli\u003e3MT taper shank design contributes to stable alignment and reduce runout during operation\u003c\/li\u003e \u003cli\u003eWell-suited for fabrication workflows that involve thick stock or deep holes in hard metals\u003c\/li\u003e \u003cli\u003ePractical usage tips: operate with appropriate cutting fluid, maintain steady feeds, and clamp work securely to manage heat and maintain hole quality\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1 in\u003c\/li\u003e \u003cli\u003eShank: 3MT taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt HSS\u003c\/li\u003e \u003cli\u003eFinish\/Coating: not specified\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312727781655,"sku":"DWDTSCO1INCH","price":199.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_b330b899-ae85-4fbf-be42-55c80f4343e8.jpg?v=1771717018"},{"product_id":"1-1-8-4mt-cobalt-taper-shank-drill-bit_dwdtsco1-1-8","title":"1-1\/8\" Taper Shank Drill Bit | Cobalt | 4MT | DWDTSCO1-1\/8","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1-1\/8\"\u003c\/li\u003e \u003cli\u003eShank: MT4 (Morse Taper 4)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy construction provides enhanced hardness and heat resistance for drilling hard metals.\u003c\/li\u003e \u003cli\u003eLarge 1-1\/8\" diameter enables rapid material removal and larger hole diameters in tough metals.\u003c\/li\u003e \u003cli\u003eSingle-piece design delivers consistent performance under high-temperature drilling conditions.\u003c\/li\u003e \u003cli\u003eTaper shank design minimizes runout and maintains stable alignment during demanding drilling applications.\u003c\/li\u003e \u003cli\u003eSpecifically suited for hard-metal drilling tasks where a larger-hole requirement is needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eBit type: cobalt-taper twist drill\u003c\/li\u003e \u003cli\u003eDiameter: 1-1\/8\"\u003c\/li\u003e \u003cli\u003eShank: MT4 taper\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312730075415,"sku":"DWDTSCO1-1\/8","price":279.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_2ead1bb8-c2ea-416b-85f2-eaf38ede9675.jpg?v=1771717157"},{"product_id":"1-3-16-4mt-cobalt-taper-shank-drill-bit_dwdtsco1-3-16","title":"1-3\/16\" Taper Shank Drill Bit | Cobalt | 4MT | DWDTSCO1-3\/16","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1-3\/16\" (1.1875\")\u003c\/li\u003e \u003cli\u003eShank: MT4 (Morse Taper No. 4)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e \u003cli\u003eType: Taper shank drill bit\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt composition provides enhanced heat resistance and wear life during metal drilling\u003c\/li\u003e \u003cli\u003eMT4 taper shank provides a secure, vibration-resistant engagement\u003c\/li\u003e \u003cli\u003eDesigned for drilling through hard metals such as stainless steel and alloy steels\u003c\/li\u003e \u003cli\u003ePrecision-ground tip for improved hole quality and consistency\u003c\/li\u003e \u003cli\u003eBest used with lubrication\/coolant to manage heat when drilling hard metals\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eStock: 1 PC\u003c\/li\u003e \u003cli\u003eShank: MT4\u003c\/li\u003e \u003cli\u003eDiameter: 1-3\/16\"\u003c\/li\u003e \u003cli\u003eCoating: None specified (inherent cobalt properties)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312730108183,"sku":"DWDTSCO1-3\/16","price":316.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_36089673-b69d-47c1-a2e8-209a3f93bbe8.jpg?v=1771717160"},{"product_id":"1-1-4-4mt-cobalt-taper-shank-drill-bit_dwdtsco1-1-4","title":"1-1\/4\" Taper Shank Drill Bit | Cobalt | 4MT | DWDTSCO1-1\/4","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1-1\/4 in (31.75 mm)\u003c\/li\u003e \u003cli\u003eShank: 4MT Morse taper (Morse Taper No. 4)\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy high-speed steel (M42)\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy HSS construction provides superior heat tolerance and longer edge life when drilling hard metals compared with standard HSS.\u003c\/li\u003e \u003cli\u003eLarge-diameter cutting bit enables sizable holes in metalworking tasks where hole size and rigidity matter.\u003c\/li\u003e \u003cli\u003e4MT taper shank delivers secure, repeatable seating in MT4 tooling and drill press setups.\u003c\/li\u003e \u003cli\u003eSpecifically advantageous for drilling hard alloys and stainless steels, where conventional bits wear or deform under high heat.\u003c\/li\u003e \u003cli\u003eVersatile for fabrication, maintenance, and repair tasks in metal shops that rely on robust, long-lasting tooling.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCutting diameter: 1-1\/4 in (31.75 mm)\u003c\/li\u003e \u003cli\u003eShank: 4MT Morse taper\u003c\/li\u003e \u003cli\u003eConstruction: Single-piece assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312730140951,"sku":"DWDTSCO1-1\/4","price":367.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_f6a989a8-737a-4d32-ada1-0aabcdecf63a.jpg?v=1771717163"},{"product_id":"1-5-16-4mt-cobalt-taper-shank-drill-bit_dwdtsco1-5-16","title":"1-5\/16\" Taper Shank Drill Bit | Cobalt | 4MT | DWDTSCO1-5\/16","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1-5\/16\" (33.3 mm)\u003c\/li\u003e \u003cli\u003eShank: 4MT Morse taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy (high-speed steel with cobalt)\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eEnhanced heat resistance and cutting life from cobalt alloy construction, enabling sustained performance when drilling hard metals like stainless steel and alloy steel.\u003c\/li\u003e \u003cli\u003e4MT Morse taper shank provides secure retention and reduced runout in Morse-taper spindles, improving hole accuracy on heavy cuts.\u003c\/li\u003e \u003cli\u003ePrecision-ground geometry maintains edge integrity under demanding cuts and supports efficient chip evacuation.\u003c\/li\u003e \u003cli\u003eIdeal for large-diameter hole drilling tasks requiring robust cobalt tooling.\u003c\/li\u003e \u003cli\u003eApplications include structural steel, tooling, and fabrication work where high-strength materials are involved.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1-5\/16\" (33.3 mm)\u003c\/li\u003e \u003cli\u003eShank: 4MT taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy (HSS with cobalt)\u003c\/li\u003e \u003cli\u003ePackage quantity: 1 PC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312730173719,"sku":"DWDTSCO1-5\/16","price":430.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_9697f908-af27-4e46-9952-5d2705c80402.jpg?v=1771717166"},{"product_id":"1-3-8-4mt-cobalt-taper-shank-drill-bit_dwdtsco1-3-8","title":"1-3\/8\" Taper Shank Drill Bit | Cobalt | 4MT | DWDTSCO1-3\/8","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1-3\/8 in\u003c\/li\u003e \u003cli\u003eShank: 4MT Morse taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy high-speed steel\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy provides enhanced hardness and heat resistance for drilling tough metals\u003c\/li\u003e \u003cli\u003e1-3\/8\" diameter enables larger hole work without excessive step drilling\u003c\/li\u003e \u003cli\u003e4MT taper shank offers secure, vibration-resistant engagement\u003c\/li\u003e \u003cli\u003eDesigned to maintain cutting edge integrity under high-temperature drilling conditions\u003c\/li\u003e \u003cli\u003eSuitable for drilling through hard metals such as alloy steels and stainless steels, as well as other dense materials encountered in fabrication and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePhysical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eConfiguration: single-piece cobalt drill bit with a 4MT taper\u003c\/li\u003e \u003cli\u003eLength: not specified\u003c\/li\u003e \u003cli\u003eGeometric details (flute type, point angle): not provided\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312730206487,"sku":"DWDTSCO1-3\/8","price":462.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_e7acc31d-76dd-43d8-9957-c88aeb7aaf71.jpg?v=1771717168"},{"product_id":"1-1-2-4mt-cobalt-taper-shank-drill-bit_dwdtsco1-1-2","title":"1-1\/2\" Taper Shank Drill Bit | Cobalt | 4MT | DWDTSCO1-1\/2","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e \u003cli\u003eDiameter: 1-1\/2 in\u003c\/li\u003e \u003cli\u003eShank: 4MT Morse taper\u003c\/li\u003e \u003cli\u003eMaterial: Cobalt alloy\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCobalt alloy construction enhances wear resistance and heat tolerance when drilling hard metals.\u003c\/li\u003e \u003cli\u003eUncoated cutting edge designed for extended life under heavy machining conditions.\u003c\/li\u003e \u003cli\u003e4MT Morse taper shank.\u003c\/li\u003e \u003cli\u003eBest suited for large-diameter holes in stainless steel and alloy steels where standard HSS bits wear quickly.\u003c\/li\u003e \u003cli\u003eUse with appropriate coolant or lubrication and feed rates suitable for large-diameter cobalt bits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: 1-1\/2 in\u003c\/li\u003e \u003cli\u003eShank: 4MT Morse taper\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":52312730239255,"sku":"DWDTSCO1-1\/2","price":536.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/dwdtsco1-4_1a873b7b-d485-4982-bfd0-b4d17801c815.jpg?v=1771717171"}],"url":"https:\/\/mutualscrew.com\/collections\/cobalt-taper-shank-drill-bits.oembed","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}