{"product_id":"bi-metal-hole-saw-set-3-4in-2-1-2in-durable-fast-cutting","title":"Bi-Metal Hole Saw Set 3\/4in-2-1\/2in - Durable, Fast Cutting","description":"\u003cp\u003eIn this review the GMTOOLS Bi-Metal Hole Saw Set is evaluated for tradespeople and serious DIYers who need a dependable, general purpose kit for metal, wood and plastic. The bottom line: this 14-piece set stands out for its \u003cstrong\u003eprofessional quality\u003c\/strong\u003e bi-metal construction and fast chip removal, making it a practical choice when durability and clean, deep cuts matter. It is best for users who frequently cut differing hole sizes and want a single organized kit with arbors and drill bits included.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBi-metal construction:\u003c\/strong\u003e A flexible steel saw body mated to M42 high speed steel teeth provides improved wear resistance for longer life when cutting tougher materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient cutting:\u003c\/strong\u003e Positive rake angle and deeper gullets help the saws cut quickly and eject chips to reduce binding while drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide material compatibility:\u003c\/strong\u003e Designed to handle metal, wood, PVC pipe, drywall, plywood, sheet metal and aluminum for versatile jobsite use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Includes 11 saw blades from 3\/4in to 2-1\/2in with large and small mandrels plus a medium adapter and a plastic case for organized storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy plug removal:\u003c\/strong\u003e Wide slot design assists with removing the cut plug without extra tools, saving time between cuts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis set is aimed at electricians, plumbers, HVAC technicians and serious DIYers who regularly cut holes of different diameters in mixed materials and need a durable, all-in-one kit. The included arbors and drill bits make the set ready to use with most drills, reducing the need to piece together components from separate purchases.\u003c\/p\u003e\n\u003cp\u003eUsers who only need one or two specialty sizes or who require ultra-precision hole saws for fine cabinetry may prefer single, purpose-made saws. Also, those who must cut depths beyond the roughly 46mm cutting depth should consider alternative options.\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\u003eDurable M42 cutting teeth provide longer life compared with basic hole saws.\u003c\/li\u003e\n\u003cli\u003eFaster chip removal and positive rake angle reduce bind-up and speed up repetitive cuts.\u003c\/li\u003e\n\u003cli\u003eComprehensive size range plus two arbors and an adapter cover many common hole needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCutting depth is about 46mm, which limits thickness of material for through-cuts on larger diameters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGMTOOLS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSet contents\u003c\/td\u003e\n\u003ctd\u003e11 saw blades (3\/4in to 2-1\/2in), 1 large mandrel, 1 small mandrel with medium adapter, case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting teeth\u003c\/td\u003e\n\u003ctd\u003eM42 high speed steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSaw body\u003c\/td\u003e\n\u003ctd\u003eFlexible bi-metal steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting depth\u003c\/td\u003e\n\u003ctd\u003eAbout 46mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterials\u003c\/td\u003e\n\u003ctd\u003eMetal, wood, PVC, drywall, plywood, sheet metal, aluminum, plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe GMTOOLS Bi-Metal Hole Saw Set is a solid, value-oriented kit for professionals and hobbyists who need a broad range of hole sizes and long-lasting performance. With \u003cstrong\u003eM42 cutting teeth\u003c\/strong\u003e, good chip clearance and a practical case, it saves trips to the toolbox and handles mixed materials well, though the 46mm cut depth should be considered for very thick workpieces.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these saws cut through sheet metal?\u003c\/strong\u003e\u003cbr\u003eYes, the M42 teeth and bi-metal construction are intended for cutting sheet metal and other metals listed in the specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the arbors included compatible with standard drills?\u003c\/strong\u003e\u003cbr\u003eYes, the set includes a large and small mandrel plus an adapter, making them compatible with most corded and cordless drills.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is plug removal handled?\u003c\/strong\u003e\u003cbr\u003eThe saws have a wide slot and deeper gullets to make plug removal quicker and easier during repetitive work.\u003c\/p\u003e","brand":"GMTOOLS","offers":[{"title":"Default Title","offer_id":48232893350107,"sku":"B0BDM3FTRP","price":37.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41w-RGczBUL._SY445_SX342_QL70_FMwebp.webp?v=1770723867","url":"https:\/\/gearmusthave.com\/products\/bi-metal-hole-saw-set-3-4in-2-1-2in-durable-fast-cutting","provider":"GearMustHave","version":"1.0","type":"link"}