Impact-resistant and self-tightening quick action drill chuck suitable for counterclockwise rotation by radial locking. For use on hand-operated percussion drills and drills up to 1300 watt with mounting thread and taper mount Features Concentricity of up to 0.25 mm Increase in the clamping force by the automatic re-tightening function and no releasing in counterclockwise rotation. Impact-resistant by radial locking for universal use Strong retaining ring Hardened and super finished Suitable for counterclockwise rotation up to maximal 15 Nm
