Solid carbide taps for hardened materials, short chipping materials
Designed specifically for materials with a hardness range of HRC55-63
Straight flute tap fit for through holes and blind holes threads.
Chamfer form C or Chamfer form B
OPT carbide tap for hardened steel with its specially geometry, rake and relief angles makes thread cutting hardness steel long last,you can benifit to obtain outstanding threads, reliability and durability.