1Pc 15-100mm TCT Hole Saw Carbide Tip Core Drill Bit Cutter Drilling crown for metal Stainless Steel Alloy

Material: Made of tungsten carbide alloy, with high hardness, rust proof and sturdy, sharp gears, labor saving and long using life

Excellent design: Alloy hole saw designed with multi-tooth gear, built a center alloy drill bits, easy to precise positioning, and ensure hole saw firmly fixed during working. Also, come with a spring on the center drill bit, avoid stucking, more smoothly.

TCT drill bit is suitable for hand held electric drill, beach drill,stand motor-driven drilling machine and mobile ribbon type magnetism drilling machine.

The carbide hole saw is widely used for drilling holes in soft metals, thin iron, copper, aluminium, alloys and plastics. It is not suitable for thick metals, hard metals, stainless steel, tiles, glass, concrete and stone.