K-Gualda　BT40-ER20-100L collet chuck tool holder(SNCM220 sub-zero treatment-140℃)

BT40-ER20-100L Collet Chuck TModel: BT40-ER20-100L; Material: (SNCM220 sub-zero treatment-140℃)with HRC 56° heat treatment. Spindle: BT40; Nut Type: ER20; Rover Thread: M16x2; Accuracy: 0.005mm; Spindle End Shank Length: 100mm;Weight: 1.5kg; Package Content: 1 x Collet Chuck Tool Holder