{"product_id":"klein-tools-31850-3-4-in-carbide-hole-cutter-heavy-duty-cutting","title":"Klein Tools 31850 3\/4-in Carbide Hole Cutter - Heavy-Duty Cutting","description":"\u003cp\u003eIn this review of the Klein Tools 31850 hole cutter, the bottom line is simple: this tool is aimed at tradespeople and fabricators who need a reliable cutter for clean holes in sheet metal. The cutter's single biggest selling point is its \u003cstrong\u003epremium carbide construction\u003c\/strong\u003e, which delivers fast, clean cuts through stainless steel, mild steel, iron, copper and brass up to 3\/16-in thick. For anyone who regularly punches holes for conduit or pipe work, the 3\/4-in size and built-in features make it a focused, practical choice.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium carbide hole cutter:\u003c\/strong\u003e The carbide cutting edge is designed to stay sharp and resist wear, giving longer service life when cutting metal sheets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty cutting:\u003c\/strong\u003e Cuts clean holes through stainless steel, mild steel, iron, copper and brass up to 3\/16-in thick for common shop and field tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSplit point pilot drill:\u003c\/strong\u003e The split point pilot helps prevent bit wandering so holes start accurately with less walking on sheet surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in flange stops:\u003c\/strong\u003e Flange stops reduce the chance of over-drilling into backing surfaces when working on thin sheet metal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement pilot compatible:\u003c\/strong\u003e Uses a replaceable pilot bit (Cat. No. 31874) so you can renew the pilot without replacing the whole cutter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConduit and pipe sizing:\u003c\/strong\u003e Sized for 3\/4-in conduit and pipe applications, matching typical electrical and mechanical routing needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe 31850 is best for electricians, HVAC techs, metal fabricators and general contractors who cut holes in metal for conduit, pipe and fittings and who need a cutter that performs in harder materials like stainless steel. Its focused 3\/4-in size makes it ideal when that specific opening is required rather than a general-purpose hole-saw set.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include casual DIYers who rarely cut metal and would be better served by a multi-size hole-saw kit, and users who need very large or adjustable hole sizes-this is a single-size, specialty cutter rather than a multi-diameter system.\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\u003eConsistently cuts clean holes in stainless and mild steel thanks to the carbide blade.\u003c\/li\u003e\n\u003cli\u003eDurable construction and quick cutting speed make it efficient on job sites.\u003c\/li\u003e\n\u003cli\u003eSplit point pilot and flange stops provide better accuracy and controlled drilling.\u003c\/li\u003e\n\u003cli\u003eCompatible replacement pilot keeps maintenance costs down.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePilot bit durability is mixed in user experience, with some reports of pilot breakage under heavy use.\u003c\/li\u003e\n\u003cli\u003eSingle fixed size limits flexibility if you need multiple hole diameters frequently.\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\u003eKLEIN TOOLS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e31850\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting diameter\u003c\/td\u003e\n\u003ctd\u003e3\/4-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial compatibility\u003c\/td\u003e\n\u003ctd\u003eStainless steel, mild steel, iron, copper, brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum sheet thickness\u003c\/td\u003e\n\u003ctd\u003e3\/16-in (0.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePilot bit\u003c\/td\u003e\n\u003ctd\u003eSplit point pilot, replacement pilot compatible (31874)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003e3\/4-in conduit and pipe openings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Klein Tools 31850 is a specialised, well-built carbide hole cutter that delivers clean, fast holes in a range of metals and is particularly useful for pros who cut conduit and pipe openings. It represents good value for someone who needs reliable metal-cutting performance in the 3\/4-in size, though occasional pilot replacement should be expected under heavy use.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cutter handle stainless steel?\u003c\/strong\u003e\u003cbr\u003eYes, it is designed to cut stainless steel sheets up to 3\/16-in thick with a carbide edge for durability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the pilot drill replaceable?\u003c\/strong\u003e\u003cbr\u003eYes, the pilot is a split point design and is compatible with a replacement pilot bit (Cat. No. 31874).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size conduit is this for?\u003c\/strong\u003e\u003cbr\u003eIt is intended for 3\/4-in conduit and pipe sizes commonly used in electrical and mechanical work.\u003c\/p\u003e","brand":"KLEIN TOOLS","offers":[{"title":"Default Title","offer_id":48178492539099,"sku":"B00776T2EA","price":33.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41DLvn3i5gL._AC_SL1000.jpg?v=1769609763","url":"https:\/\/gearmusthave.com\/products\/klein-tools-31850-3-4-in-carbide-hole-cutter-heavy-duty-cutting","provider":"GearMustHave","version":"1.0","type":"link"}