For professional screwdriving/fine adjustment and for torque-controlled screwdriving. Secure slip-over torque mechanism with quick setting for five selectable clockwise/counterclockwise tightening torques (1.0; 1.5; 2.0; 2.5; 3.0 Nm) and one fixed position (TorqueLock) for unlimited loosening and tightening moments. Quick-release holder for high robustness. Suitable for bits with 1/4" external hexagon drive. Torque screwdriver with quick torque adjustment and easy setting of selectable tightening torques (1.0, 1.5, 2.0, 2.5, 3.0 Nm) Secure slip-over torque function for clockwise/anti-clockwise torque control Fixed position (Torque Lock) for unlimited tightening and loosening moments Compatible with 1/4" external hexagon drive bits and suitable for socket wrench inserts via adapter