Description
Countersink with 3-flutes, 100° chamfering angle, maximum diameter 16.50mm with an overall length of 56mm and a head length of 9mm and 10mm straight shank, according to DIN 335 C standard produce a conical seat for BS standard countersunk-head screws and aviation fasteners with a minium hole diameter of 3.20mm, HSS with standard TiAlN coating for machining steel and cast steel, grey, malleable, ductile and compacted graphite cast-iron, cast aluminium and copper or copper alloys
