Keyless drill chucks with automatic retightening
Precision keyless drill chuck with internal taper,self-tightening, according to DIN 238, for high-precision machining on CNC machines, manual clamping and opening. Run-out 0,05 mm. All parts are hardened and ground. Extremely high accuracy and pecision design. The keyless drill chucks are clockwise rotation, for stationary and hand-held drilling machines.