2B Carbide Hole Saw Drill Bit 25mm Hole Cutter for Stainless Steel Alloy Cast Iron Copper HS25

Wide Applications: Carbide hole saw provides fast and precise cuts into stainless steel, alloy, aluminum, cast iron, and other metals up to 5mm, also suitable for opening holes in plastic, wood, plywood, cardboard, round or square pipes, equipment cabinet, spherical door locks.All In One: Drill bit, spring, wrench are included, no need to buy any extra accessories for the drilling works. The special hole design is conducive to small chip resistance and more convenient operation. It adopts thickened and sharp tungsten carbide teeth.Features: Large chip removal on both sides, low resistance, high speed, and higher drilling efficiency. High-strength carbon steel, surface blasting and anti-rust. Used on hand held drill, bench drills, magnetic drills, pneumatic drills and other rotating machines.Warm Tips: Keep the drill running evenly at a low speed or pre-drill the center hole for extending hole cutter life. Please add coolant or water when working on stainless steel and steel metal sheets above 5mm