1-3/8" - 35mm Bi-Metal Holesaw Product Type_Welding helmet Machined drives and rounded U

Machined drives and rounded U shaped openings

The enclosed feed screw is protected against contamination & damage

Maximum height: 72" (1

Bonded Silicone Carbide wheels for use on bench

1-3/8" - 35mm Bi-Metal Holesaw Product Type_Welding helmet Machined drives and rounded UStarrett Holesaws. Constant Pitch up to 40mm Dual Pitch Professional Hole Saws 41mm and over are the latest development in multi use bi metal hole saws. Featuring the smooth cutting action of our constant pitch hole saw, combined with aggressive material penetration and swarf clearance, Dual Pitch Professional will cut equally well on thin and thicker gauge materials. This removes the need to carry a constant and a variable pitch hole saw. Advantages: