About this item 12 of sizes to meet your different needs: Carbide Hole Saw Kit includes 14mm(9/16”), 16mm(5/8”), 19mm(3/4”), 22mm(7/8”), 25.5mm(1”), 29mm(1-1/8”), 32mm(1-1/4”), 35mm(1-3/8”), 45mm(1-3/4”), 51mm(2”), 54mm(2-1/8”)&2*Extra Titanium Plated Pilot Center Drill and 2*L-Wrench Our hole saw kit is made of high quality TCT Carbide(AlI Natural Tungsten Carbide Tipped Cutters), ensures its high hardness, rust proof and heavy duty. And the center drill adopts with high accuracy, it’s hard to break. Tipped tooth blade,faster cutting experience. Double round circles to remove metal filings easily and efficient cooling. Eligible for rechargeable drill,portable hand drill,bench drill,eletric drill and etc. Ideal for stainless steel, metal, iron, and plastic, aluminum, FRP, etc. so on. (test for your reference: it apposite to cut a hole on 3mm stainless steel,15mm iron plate,15mm aluminum alloy.) For safety purposes, remember to add coolant during continuous high-speed drilling, and please wear protective goggles and gloves when using our hole saw set.
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