Home / Products / Hole-making Tools / Drill Bits for Metal / Countersink CBN-Grinded

Countersink CBN-Grinded

Countersinks CBN-Grinded


Countersinks have a conical cutting edge geometry. The most common types are 60°, 90° and 120°. They are used for countersinking, deburring and chamfering.


COUNTERSINKS DIN 335  C 12,4  HSS

DIN 335 =  Countersinks with 3 cutting edges 90°

Form C = 3 cutting edges with cylindrical shank

12.4 mm = D1 = biggest diameter

HSS =High-speed steel


USAGE HSS COUNTERSINKS

Steel, cast steel alloyed and unalloyed up to 900 N/mm² tensile strength, grey cast iron, malleable cast iron, spheroidal graphite iron, die-casting, sintered iron, nickel silver, graphite, short chip-ping aluminium alloys, brass and bronze.


USAGE HSSE COUNTERSINKS

additionally usable for hot and cold work steels as well as stainless and acid-resistant steel (V2A / V4A)



For more details, please kindly download our catalogue


Countersink.pdf