K-Gualda BT50-ER40-100L collet chuck tool holder

Model: BT50-ER40-100L; Material: (JIS SCM420) with HRC 56° heat treatment. Spindle: BT50; Nut Type: ER40; Rover Thread: M16x2; Accuracy: 0.005mm; Spindle End Shank Length: 100mm;Weight: 4.2kg; Package Content: 1 x Collet Chuck Tool Holder