Description
Subland drill with 90° included step angle, straight shank and a drilling-pilot diameter of 3.20mm with a length of 9.00mm, a large diameter of 6.00mm and an overall length of 93mm, according to DIN 8374 standard to produce a close fit through hole and conical seat for M3 countersunk-head screws, HSS and steam tempered finish for machining free machining, plain carbon and alloy steel and grey cast-iron
