WERA 05075810001 7510 Kraftform Safe-Torque Speed Torque screwdriver, 1-3 Nm, 1/4" x 1.0 Nm x 1.5 Nm x 2.0 Nm x 2.5 Nm x 3.0 Nm x 147.5 mmFor 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 (Torque Lock) for unlimited loosening and tightening moments. Quick release holder for high robustness. Suitable for bits with 1 4" external hexagon drive.