DIN 335 C · 3 cutting edges · Countersink angle 90° · Straight shank · For countersinking and deburring holes in steel, cast iron, and non-ferrous metals · The three blades afford a chatter-free cut · HSS: For steel, cast iron, and non-ferrous metals HSS-Co: For steel, cast, non-ferrous metals and rust- and heat-resistant steels Further technical information: · Feed in steel up to 500 N: 0,2mm/rev