ITEM NAME:ER25 MT2 M10 CNC Collet Chuck Holder Milling Collet Chuck drawbars E5B6 ER25 MT2 M10 CNC Collet Chuck Holder Milling Collet Chuck drawbars E5B6 MT2 Shank Holding all ER25 collets Drawbar : M10 Made with DIN6499B 0.012MM (0.0005") Run-Out Tolerance High Grade DN65 Carbon Steel Material ,Precision Groud Weight: 350g Package included: 1 x ER25 MT2 Collet Chuck 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 +/- 1-3 cm.