WERA 05075815001 7515 Kraftform Safe-Torque Speed Torque screwdriver, 2-6 Nm, 1/4" x 2.0 Nm x 3.0 Nm x 4.0 Nm x 5.0 Nm x 6.0 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 (2. 0; 3. 0; 4. 0; 5. 0; 6. 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.