{"product_id":"203115296-5-16-in-thunderbolt-cobalt-twist-drill-bit","title":"Milwaukee 5\/16 in. Thunderbolt Cobalt Red Helix Twist Drill Bit, 4.5 in Length","description":"\n    \u003ch1\u003e5\/16 in. Cobalt Red Helix Twist Drill Bit\u003c\/h1\u003e\n    \u003cp\u003e\u003cstrong\u003eThis Milwaukee RED HELIX Thunderbolt cobalt twist drill bit is built for hard metals with a variable helix design and QuadEdge tip for cooler, faster drilling. A thicker tapered web and 3-Flat Secure-Grip shank enhance strength and reduce slippage for precise, long-lasting performance.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003chr\u003e\n    \u003ch2\u003eKey Features:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDurable Cobalt Construction:\u003c\/strong\u003e Up to 15x life vs. black oxide bits in hard metals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuadEdge Tip:\u003c\/strong\u003e Reduces heat buildup and speeds drilling with a 135° split point for no walking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable Helix Design:\u003c\/strong\u003e 35°–15° fluted geometry for rapid material removal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Tapered Web:\u003c\/strong\u003e Strengthens the core to resist breakage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-Flat Secure-Grip Shank:\u003c\/strong\u003e Keeps the bit firmly seated in the chuck\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \n    \u003chr\u003e\n    \u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n                \u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBit Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCobalt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrill Bit Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTwist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrill Bit Type(s) Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTwist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTools Product Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Tool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndividual\/Set\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndividual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum, Cast Iron, Duct\/Sheet Metal, Stainless Steel, Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Pieces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReturnable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90-Day\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShank Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-Flat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBit Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5\/16 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBit Length (in.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrilling Depth (in.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShank Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eItem Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.08 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHelix\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVariable Helix 35°–15°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e135° split point; QuadEdge tip\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003chr\u003e\n    \u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What materials can this bit drill?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Designed for hard metals and also works on stainless steel, cast iron, duct\/sheet metal, aluminum, PVC, wood, and steel.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What is the bit length and diameter?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Diameter is 5\/16 in. and overall bit length is 4.5 in.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Will the tip wander when starting a hole?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e The 135° split point provides a precision start that helps prevent walking.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What shank style does it use?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e It has a 3-Flat Secure-Grip shank to reduce slippage in the chuck.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Is this sold as a single bit?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is an individual 1-piece bit.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003ch2\u003ePrecision Meets Power in Hard Metal\u003c\/h2\u003e\n    \u003cp\u003eWith its warm cobalt sheen and sculpted helix, this drill bit brings refined strength to any workshop. The QuadEdge tip and tapered web elevate performance, turning demanding metalwork into clean, confident cuts. Pair it with a sleek cordless driver and a brushed steel surface for a modern, professional vignette. It’s a small but essential luxury—engineered beauty that works as hard as you do.\u003c\/p\u003e\n    \n    \u003chr\u003e\n    \u003cp\u003e\u003cstrong\u003eChoose Milwaukee’s Thunderbolt Cobalt bit for faster, longer-lasting drilling in hard metals—add it to your toolkit today.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003cp\u003e\u003ca href=\"https:\/\/soporarbor.shop\/cdn\/shop\/files\/42635b52-258e-41f7-95af-bfc3dfa61812_71260650-e5e5-4fa9-85fe-3538659d8111.pdf?v=1765813944\" target=\"_blank\"\u003eWarranty\u003c\/a\u003e\u003c\/p\u003e\n    \n    ","brand":"Milwaukee","offers":[{"title":"Default Title","offer_id":52477956555119,"sku":"48-89-2317","price":10.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/milwaukee-twist-drill-bits-48-89-2317-64_1000.jpg?v=1765813953","url":"https:\/\/soporarbor.shop\/products\/203115296-5-16-in-thunderbolt-cobalt-twist-drill-bit","provider":"Super Arbor","version":"1.0","type":"link"}