4-1/4" 108mm Bi-Metal Holesaw F6N0.50BK-7 ensuring it can withstand up

ensuring it can withstand up to 10

- End caps of impact resistant plastic

Digital counter for 2 axis mill applications

Suitable for plumbers

4-1/4" 108mm Bi-Metal Holesaw F6N0.50BK-7 ensuring it can withstand upStarrett 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: