1-13/16" 46mm Bi-Metal Holesaw AB6506R Case hardening on often found

Case hardening on often found on lower cost files and has been used in the metal industry almost since the start of modern metal working

6mm Depth x 1725mm Length

0mm T/S Machine Reamer Flute Length 142mm Overall Length 302mm Morse Taper #4

5mmWidth x 11mmDepth x 158"Length

6 NOT APPLICABLE TO GT & GSL 1974-79

1-13/16" 46mm Bi-Metal Holesaw AB6506R Case hardening on often foundStarrett 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: