Mandrino per trapano 1/2-20UNF, mandrino autoserrante a cambio rapido senza chiave da 2-13 mm, mandrino autoserrante multiuso.

【Special Design】: This keyless chuck features a self-tightening design for more reliable tool tightening. 【Time and Effort Saving】: The built-in thrust bearing converts the torque applied by the handle into greater clamping force. 【Ergonomic Design】: The self-tightening chuck is ergonomically designed for easy operation and quick tool changes. 【Applications】: This chuck is suitable for impact drills of 1050 watts and above. 【Specifications】: Sleeve size: 1/2-20UNF; Clamping range: 2-13 mm/0.04-0.51 inch; Diameter: 43 mm/1.69 inch. Features: The chuck firmly grips drill bits, preventing loosening. Durable and suitable for extended work hours. Easy installation and removal, saving effort. Wide chuck size range, from 2 mm to 13 mm, suitable for various drill bit types. Tool-free self-clamping design for enhanced ergonomics. Specifications: Diameter: 43 mm / 1.69 in; Length: 71 mm / 2.8 in; Interface: 1/2-20 UNF; Clamping Range: 2~13 mm / 0.04~0.51 in; Package Contents: 1 * Drill Chuck