{"product_id":"maxtool-5-1-4-in-bi-metal-cobalt-hole-saw-deep-cut-performance","title":"MaxTool 5-1\/4 in Bi-Metal Cobalt Hole Saw - Deep Cut Performance","description":"\u003cp\u003eIn this review the MaxTool 5-1\/4 in bi-metal cobalt hole saw is evaluated for tradespeople and DIYers who need a durable cutter for thin metal, pipe, plastic and wood. The single biggest reason to buy is its premium cobalt HSS construction and vacuum-hardened teeth that deliver clean, low-vibration cuts and long wear when working through sheet metal and other common workshop materials. It is not intended for masonry, tile or concrete, but for its intended uses it performs reliably and offers good value for the price.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium material:\u003c\/strong\u003e Made from cobalt high speed steel for higher heat and wear resistance when cutting through metal and composite materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep cut-depth:\u003c\/strong\u003e 1.5 in cut-depth allows one-pass drilling through thicker sections of pipe, wood or layered materials without needing multiple passes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized teeth:\u003c\/strong\u003e 4\/6 tip tooth geometry and vacuum-hardened teeth provide smoother cutting load and reduced vibration for cleaner holes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCore ejection:\u003c\/strong\u003e Multiple knock-out slots speed core removal so the tool can be returned to work faster between cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStability:\u003c\/strong\u003e Thick hardened backing plates resist warping under load to keep the saw round and accurate over repeated use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread compatibility:\u003c\/strong\u003e Fits common 5\/8-18 UNF arbors used in many power drills and hole saw arbors with matching thread types.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe MaxTool bi-metal hole saw is best for metal workers, plumbers, electricians and serious DIYers who regularly cut holes in thin metal sheet, ducting and pipe, or in wood, plastic and composite panels. Its cobalt HSS construction suits applications where heat and abrasion would quickly dull lesser hole saws.\u003c\/p\u003e\n\u003cp\u003eIt is not suitable for cutting masonry, concrete, tile or stone; contractors who need a dedicated masonry solution or large-format tile cutters should look elsewhere. Also choose a different tool if you require depths greater than 1.5 in or sizes not available in this holesaw line.\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 cobalt HSS and vacuum-hardening deliver long cutting life and resistance to wear.\u003c\/li\u003e\n\u003cli\u003e1.5 in deep cut allows one-pass holes through pipes and layered materials, saving time on the job.\u003c\/li\u003e\n\u003cli\u003eKnock-out slots and thick back plate make core removal easy and prevent warping for consistent cuts.\u003c\/li\u003e\n\u003cli\u003eUsers report clean cut quality and good value compared with older units they own.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot intended for masonry, tile, concrete or similar materials, limiting use to softer substrates.\u003c\/li\u003e\n\u003cli\u003eRequires a compatible arbor with 5\/8-18 UNF thread, which may need to be purchased separately if not already owned.\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\u003eMaxTool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e5-1\/4 in (133 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eBi-metal cobalt high speed steel (HSS M42)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCut-depth\u003c\/td\u003e\n\u003ctd\u003e1.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread\u003c\/td\u003e\n\u003ctd\u003e5\/8-18 UNF compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended materials\u003c\/td\u003e\n\u003ctd\u003eThin metal sheet, pipe, plastic, wood, composite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNot for\u003c\/td\u003e\n\u003ctd\u003eAsphalt, brick, concrete, tiles, marble\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe MaxTool 5-1\/4 in bi-metal cobalt hole saw is a practical, value-minded choice for professionals and experienced DIY users who cut holes in metal, pipe and mixed materials. Its cobalt HSS construction, deep cut-depth and core ejection features deliver clean, reliable performance and reduced downtime, making it a sensible buy for those who need durability without premium specialty pricing.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this cut stainless steel?\u003c\/strong\u003e\u003cbr\u003eYes, the cobalt HSS teeth are suitable for cutting thin stainless steel sheet and pipe, but use proper speed and cooling to extend tool life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come with an arbor?\u003c\/strong\u003e\u003cbr\u003eThe saw fits 5\/8-18 UNF arbors but typically is sold as the cup only; confirm whether an arbor is included or purchase a compatible arbor separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it cut tile or concrete?\u003c\/strong\u003e\u003cbr\u003eNo. This bi-metal hole saw is not designed for masonry, tile, concrete or similar hard stone materials.\u003c\/p\u003e","brand":"MaxTool","offers":[{"title":"Default Title","offer_id":48233675063515,"sku":"B07K58NPBB","price":36.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/518BHxWrtJL._SL1500.jpg?v=1770720815","url":"https:\/\/gearmusthave.com\/products\/maxtool-5-1-4-in-bi-metal-cobalt-hole-saw-deep-cut-performance","provider":"GearMustHave","version":"1.0","type":"link"}