Package : 1 x Collet Nuts,Model : ER40-UM ; Material : Cast Steel. ER40-UM Type Collet Clamping Nut For CNC Milling Collet Chuck Holder Lathe. Hole Diameter : 33mm/ 1.30;Overall Size(Approx.) : 63 x25mm/ 2.48 x 0.98 (D*H). This collet nut is a great replacement for the broken part; For use with ER40 Spring Collets.. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1cm..
