Minimal torque variation ensures reliable and consistent tightening. Low impact operation reduces vibration and noise, contributing to an improved work environment. Low component wear ensures excellent durability. Ball-type bit stopper. Capacity (mm): Standard screws 3.5-4.5, bolts 3.5-4.5. No-load rotation speed (rpm): 1,500. Air consumption (m³/min): 0.25. Hose fitting: G1/4. Accessories: B39+2×23H, BPN-2F.