2Sets Hard Alloy Hole Saw Cutter Drill Bit Cutting Tool High Efficiency for Hole Opening

The main part of the hole opener is made of hard alloy, which can effectively extend the service life and increase the work efficiency. The cutting is , the opening is neat, , without broke s, and the cutting resistance is small. The front and rear inclined tooth‑shaped design has low resistance and strong perforation ability. Item Type: Hole Saw Cutter Material: Hard Alloy Purpose: Can be used to open holes for steel plate, iron plate, stainless steel, aluminum plate, calcium silicate plate, plastic plate, resin plate, plate. Plate Cutting Thickness: Approx. 3mmCelsius0.1in Total Length: Approx. 88mmCelsius3.5in Inner Wall Thickness: Approx. 20mmCelsius0.8in Shank Diameter: Approx. 9.8mmCelsius0.4in