C10-ER11M-150L 10mm Shank CNC Milling Extension Collet Chuck Holder Product Name : Collet Chuck;Material : Steel Model : C10-ER11M-150L;Shank Dia : 10mm Chuck Head Type : ER11M;Shank Length : 150mm Run-out Tolerance : 0.01mm;Color : Silver Tone Weight : 125g;Package Content : 1 xCollet Chuck