42420, Amana Carbide Tipped Patternmakers 3 Deg x 1/2 Dia x 1-1/4 x 1/2 Inch Shank

This slightly tapered bit is specifically designed for wood patternmaking, especially wood vacuum-forming molds where draft (3°, 5° and 7° taper) is required for releasing the styrene or other plastic from the mold. It can be used to bevel the leading edge on a door.