ER collet chuck
1Made of special elatic steel materal :65Mn
2Power clamping abiliy,high accuracy
3Used for boring,milling

1)ER Collet,Chuck and Set

2)ER Collet

3)Chuck

1)ER Collet,Chuck and Set

2)ER Collet

3)chuck

Material:65Mn

Hardness:HRC44-48

Precision:0.01-0.015