G15410.4 Countersink - 82°

Countersink with 3-flutes, 82° chamfering angle, maximum diameter 10.40mm with an overall length of 50mm and a head length of 7.6mm and 6mm straight shank, according to DIN 335 C standard to produce a conical seat for US standard countersunk-head screws with a minium hole diameter of 2.50mm, HSS with standard bright finish for machining free machining, plain carbon and alloy steel, copper or copper alloys