HSS Drill Taper Shank Tip of 118º Helix at 30º DIN345N 72mm 72x255x442xCM5D1 (Cutting diameter): 72mm L2 (Length of cut): 255mm L1 (Total length): 442mm D2 (Shank diameter): CM5 D3 (Undercut diameter) : 30mm HSS high speed steel Short series 118 tip 30 propeller Conical handle Applications: Soft magnetic steels, construction and carburizing steels, and non alloyed and alloyed carbon steels up to a strength of 800 N mm2 * MADE IN SPAIN * item code: 276167