4JJSP

Endmills for pre-hardened and hardened steel(HRc52~68)
– Good wear resistance by high quality Si-based PVD coating.
– 230 degree ball shape for wide range 3D machining.
– Minimize chattering and fracturing by taper and straight designed flute.
– Outstanding performance at high speed machining by ultra fine
(0.2μm) WC grade.