Countersink 20,5 mm 90deg KM

Countersink, 3-flute, 90° countersink angle, maximum diameter 20.50mm, overall length 63mm, cutting blade length 12.5mm and 10mm cylindrical shank, dimensions according to DIN 335 C standard, for machining conical countersinks for ISO metric sunk head screws, smallest hole diameter 3.50mm, solid carbide, standard bright finish; for carbon, unalloyed carbon, alloyed and tool steels, ferritic stainless steels, gray, alloyed, ductile, austenitic or austempered and spheroidal graphite cast iron, forged and cast aluminum, copper or alloyed copper and plastics (polymers), titanium or alloyed titanium, white hardened cast iron.