1-1/2" Carbide Hole Saw, Heavy Duty Metal Cutter for Stainless Steel and Steel

This TCT hole saw teeth designed with three-blade, includes outer blade, middle blade, and inner blade, making it sharper and more efficient, ideal for cutting hard metals. Ideal for stainless steel, metal, iron,  plastic, aluminum and so on. Remember to add coolant during continuous high-speed drilling. This TCT hole cutter is suitable for hand held electric drills, stand motor-driven drilling machine and mobile ribbon type magnetism drilling machines. Designed with double round circles to remove metal filings easily and efficient cooling.