Raw material: 

Zigong ZK30UF, with 10% Co content and 0.6um grain size. high hardness, good wear resistance.

Coating: 

TiSiN，containing silica, very high surface hardness and high thermal resistance.

Tolerance of End Mill Diameter: 

1 ＜ D≤6 -0.010 ～ -0.030;6 ＜ D≤10 -0.015 ～ -0.040;10 ＜ D≤20 -0.020 ～ -0.050

Application:

 Widely used in Machining, aerospaee, automobile and other precision manufacturing areas.