G1298.0 Countersink - 90°

Countersink with 1-flute, 90° chamfering angle, maximum diameter 8.00mm with an overall length of 50mm and 8mm straight shank, according to DORMER standard to produce a conical seat for ISO Metric countersunk-head screws, HSS with standard bright finish for machining free machining and plain carbon steel, wrought and copper or copper alloys