{"product_id":"cobalt-drill-bit-set-234pcs-m35-hss-jobber-length-durable-metal","title":"Cobalt Drill Bit Set 234Pcs M35 HSS Jobber Length - Durable Metal","description":"\u003cp\u003eIn this review of the Cobalt Drill Bit Set the bottom line is clear: this 234 piece M35 kit is aimed at hobbyists, metalworkers and tradespeople who need a broad range of sizes and tougher bits for stainless and cast iron. The biggest reason to buy is the sheer variety and the use of M35 cobalt HSS in a jobber length format, which gives better heat resistance and edge life when drilling hardened metals and a wide range of other materials.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e234 Size Range:\u003c\/strong\u003e The set includes 234 drill bits from 3\/64' to 1\/2' so users rarely need to stop mid-job to shop for a size not covered by the kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM35 Cobalt Alloy:\u003c\/strong\u003e Bits are made from M35 cobalt high speed steel for improved hardness and heat resistance when cutting stainless steel and cast iron.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e135 Degree Point:\u003c\/strong\u003e A 135 degree point and twist design provides faster cutting and self centering to reduce bit walk and help start holes accurately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHSS Jobber Length:\u003c\/strong\u003e Jobber length bits balance reach and rigidity, making them versatile for both hand drills and drill press use without excessive wobble.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndexed Storage Case:\u003c\/strong\u003e Indexed holders and a sturdy case keep sizes organized and make it simple to find and return bits during projects.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe kit is best for home mechanics, fabricators, general contractors and serious DIYers who tackle a mix of metals and softer materials and want a comprehensive set of sizes on hand. The M35 cobalt composition makes it suited to drilling stainless steel, iron castings, copper, aluminum as well as wood and plastics where heat and wear resistance matter.\u003c\/p\u003e\u003cp\u003eThose who primarily drill a single material or who need industrial carbide performance for large production runs should consider purpose-made bits for that specific job, as this set is optimized for versatility rather than replacing specialized carbide tooling.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExtensive size selection covers frequent and uncommon sizes for flexibility on-site.\u003c\/li\u003e\n\u003cli\u003eM35 cobalt construction improves cutting life and performance on hardened metals.\u003c\/li\u003e\n\u003cli\u003e135 degree tip and twist geometry aid in accurate starts and fast chip evacuation.\u003c\/li\u003e\n\u003cli\u003eCompact index case keeps bits organized and portable between jobs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome users report mixed results on durability versus expectations when used heavily on the hardest steels.\u003c\/li\u003e\n\u003cli\u003eHigher wear when used without correct speeds, feeds and lubrication on very hard alloys.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSet Size\u003c\/td\u003e\n\u003ctd\u003e234 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize Range\u003c\/td\u003e\n\u003ctd\u003e3\/64' to 1\/2'\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eM35 cobalt high speed steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTip Angle\u003c\/td\u003e\n\u003ctd\u003e135 degree point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength Type\u003c\/td\u003e\n\u003ctd\u003eJobber length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eIndexed case with holders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Cobalt Drill Bit Set delivers strong value for anyone who needs a ready supply of sizes and better heat resistance than standard HSS. It is a practical, versatile kit for metalworking and general shop use, offering organized storage and M35 durability that make it a sensible purchase for serious DIYers and tradespeople seeking a long, useful tool life.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan these bits cut stainless steel?\u003c\/strong\u003e\u003cbr\u003eYes, the M35 cobalt alloy and 135 degree tip are intended to perform well on stainless steel when used with proper speed and lubrication.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill the bits fit a hand drill?\u003c\/strong\u003e\u003cbr\u003eYes, the jobber length bits and common shank sizes are suitable for hand drills and drill presses.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow is the set organized?\u003c\/strong\u003e\u003cbr\u003eThe set ships in an indexed storage case with labeled holders for quick size selection and neat storage.\u003c\/p\u003e","brand":"MACXCOIP","offers":[{"title":"Default Title","offer_id":48610150514907,"sku":"B0FB8XQ8QZ","price":114.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81vqFURLQvL._SL1500.jpg?v=1778400080","url":"https:\/\/gearmusthave.com\/products\/cobalt-drill-bit-set-234pcs-m35-hss-jobber-length-durable-metal","provider":"GearMustHave","version":"1.0","type":"link"}