AUTOTOOLHOME Drilling Hardness Stainless Carbide Review

Black TCT Hole Saw for hard steel,Carbide Tipped Tooth hole saw made from high quality TCT Carbide,carbide tooth with high hardness and good wear resistance.with detachable M2 center drill bit ,higher hardness, better positioning, and it's hard to break.an excellent alternative to traditional Bi-Metal Hole saws. This TCT hole Saw teeth designed with Three-blade,with outer blade, middle blade, inner blade, small incision resistance and no burrs during drilling. Opening neat, smooth, no broken edges, no tremor phenomenon, chip easily.ideal for cutting hard metals. Quick cutting, more precise, smooth,longer service life cuts up to 0-1" thick material like stainless steel, high alloy steel, aluminum, castings, section steel, iron, copper and other hard alloys. plastic,wood, FRP and PVC.Note: Cannot be used for concrete, tiles and stone. The spring loaded pilot bit ejects the cut slug, saving time. The cutter body with chip hole,Fast chip removal, then cuts a clean, burr-free hole faster than conventional twist drills or hole saws.Remember to add coolant during continuous high-speed drilling. T.C.T. cutters widely used for electrical construction, transit work and general metal fabrication.Suitable for installation in drill presses, bench drills,hand held electric drill,impact drill,magnetism drilling machine and so on.