{"product_id":"3-4-cobalt-drill-bits-3-pack-6in-durable-metal-drilling","title":"3\/4 Cobalt Drill Bits 3 Pack 6in - Durable Metal Drilling","description":"\u003cp\u003eIn this review of the 3\/4 Cobalt Drill Bits 3 Pack, the bottom line is simple: these bits are aimed at mechanics, fabricators, and DIYers who need reliable cutting through hard metals. The reviewer found the \u003cstrong\u003eM35 cobalt\u003c\/strong\u003e construction and 135 split point deliver accurate starts and consistent hole quality in stainless, cast iron, and hardened steel when used at appropriate speeds, and the included storage case keeps the set organized. For anyone drilling thicker metal and seeking a compact, job-ready kit, this set is worth considering.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 pack 3\/4 in size:\u003c\/strong\u003e Three 3\/4 in diameter bits cover repeat jobs and provide backups when working through hard materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM35 with 5% cobalt:\u003c\/strong\u003e The alloy mix gives improved heat and wear resistance for drilling tougher metals than standard HSS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully ground, 135 split point:\u003c\/strong\u003e The split point reduces walking and makes it easier to drill repeated holes without a pilot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6 in total length with 3 in flute:\u003c\/strong\u003e The 3 in flute length balances chip removal and rigidity for deeper holes in plate and block materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlastic storage case included:\u003c\/strong\u003e A durable case protects the bits in a toolbox and keeps sizes organized for fast access on the job.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe set is best for tradespeople and serious hobbyists who frequently drill metal: sheet metal workers, auto repair techs, and machinists doing field repairs will appreciate the \u003cstrong\u003ecobalt\u003c\/strong\u003e alloy and split point for clean starts in stainless and hardened steel. The 3\/4 in diameter specifically suits larger through-holes for bolts, fittings, and plumbing work.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for casual users who only drill wood or plastic, or for projects needing exceptionally long reach or specialized coatings. If you need a wide range of sizes or carbide specialty bits, look elsewhere rather than relying on this single-size pack.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-performance \u003cstrong\u003eM35 cobalt\u003c\/strong\u003e alloy resists heat and holds an edge better than standard HSS.\u003c\/li\u003e\n\u003cli\u003e135 split point promotes accurate starts and reduces the need for pilot holes on metal.\u003c\/li\u003e\n\u003cli\u003eThree-bit pack plus durable plastic case offers value and convenient storage for jobsite use.\u003c\/li\u003e\n\u003cli\u003e6 in overall length with 3 in flute provides a good balance of reach and rigidity for many metal tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users reported mixed durability under extreme stress, so these may not match carbide in the toughest industrial scenarios.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e3\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack quantity\u003c\/td\u003e\n\u003ctd\u003e3 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal length\u003c\/td\u003e\n\u003ctd\u003e6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlute length\u003c\/td\u003e\n\u003ctd\u003e3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eM35 cobalt (contains 5% cobalt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoint style\u003c\/td\u003e\n\u003ctd\u003e135 split point, fully ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eDurable plastic case included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Narwhal 3\/4 Cobalt Drill Bits 3 Pack is a practical, cost-effective choice for anyone who regularly drills metal and needs reliable starts and edge retention. With M35 construction, a 135 split point, and a protective case, it delivers strong value for mechanical and fabrication work while offering backups in a compact kit.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these bits suitable for stainless steel?\u003c\/strong\u003e\u003cbr\u003eYes. The M35 cobalt alloy and split point design make them well suited to stainless and other hard metals when used at appropriate speeds and lubrication.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the set include a case?\u003c\/strong\u003e\u003cbr\u003eYes. The pack ships with an incredibly tough plastic storage case to keep the bits organized and protected.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these replace carbide bits for all jobs?\u003c\/strong\u003e\u003cbr\u003eNo. They perform very well for many metal applications, but carbide may be better for extremely abrasive or high-production industrial cutting.\u003c\/p\u003e","brand":"Narwhal","offers":[{"title":"Default Title","offer_id":48233406103771,"sku":"B0DLXP3L5V","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71qQjdKqDaL._SL1500.jpg?v=1770757614","url":"https:\/\/gearmusthave.com\/products\/3-4-cobalt-drill-bits-3-pack-6in-durable-metal-drilling","provider":"GearMustHave","version":"1.0","type":"link"}