Features: _x000D_ Made of premium Carbon steel material, with high strength and hardness,durable in use _x000D_ Mount to your choice of backplate to use on a lathe. _x000D_ Can also be used as a fixture on a milling table. _x000D_ Standard production,a direct replacement of the broken one _x000D_ Make your products processed better, more efficient, more durable. _x000D_ _x000D_ _x000D_ Specification: _x000D_ Material: carbon steel _x000D_ Accuracy: 0.005 _x000D_ Type(Optional) outer diameter inner diameter inner diameter of Collet outer diameter of Collet _x000D_ ER32-80m 80mm 55mm 28mm 50mm _x000D_ ER32-100mm 100mm 72mm 28mm 50mm _x000D_ _x000D_ Application: milling machine _x000D_ _x000D_ _x000D_ Package list: _x000D_ 1 x ER32 Collet Chuck