C Straight Collet Power Milling Chuck

Features:

Maleria1:20CrMnTi'/15CrMo
Hardness:56-60HRC,Carbon depth>0.8mm                                                                  Tolerance class,≤AT3
Default standard balancingG6.3一12000rpm;
Inner hole of the shank divide into 6 troughs to prevent the insert remove. increase the grasp force;                     

Ball bearing cage Is made of special material,improve the endurance. enhance the grasp force;
Grasp force strong.centering accuracy high,suit to heavy cutting.