Tonchean Tungsten Carbide Tipped Stainless Review

【CUTTING DIAMETER】9 specifications:16-53mm,16mm(5/8"), 22mm(7/8"), 25mm(1"), 28mm(1-1/10") ,35mm(1-3/8"), 38mm(1-1/2"), 45mm(1.77"), 50mm(1-15/16"), 53mm(2-1/16").9 hex wrenches and 2 spare center drills in the package. 【MATERIAL】The cutting edge of the Tungsten Carbide Tipped Cutters(TCT hole saws) adopts K10 carbide,which can cut 5mm stainless steel plate, 20mm cast iron, 3mm aluminum alloy, and 4mm hot rolled section steel.(The depth is for reference, pay attention to the speed during use). 【FEATURES】TCT drill bit sets cut quick, precise holes in thick cast iron, stainless steel, aluminum alloy, non-standard metal, can also be used for wooden plates. 【TIPS】When processing stainless steel, please keep the drilling rig running evenly at a low speed, or punch the center hole in advance, which can better extend the service life of the product. 【APPLICATION】The hole saw kit is suitable for hand held electric drill, stand motor-driven drilling machine and mobile ribbon type magnetism drilling machine.