Carbide Hole Saw

【Unique TCT Hole Saw】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. 【Wide Application】Ideal for stainless steel, metal, iron,  plastic, aluminum and so on. Remember to add coolant during continuous high-speed drilling. 【UNIVERSAL FIT】This TCT hole cutter is suitable for hand held electric drills, stand motor-driven drilling machine and mobile ribbon type magnetism drilling machines. 【Efficient Cooling】Designed with double round circles to remove metal filings easily and efficient cooling.