Square Drive Tang Size [mm (inch)]: 12.5 (1/2"); Tightening torque to [Nm]: 400; Working pressure to [bar]: 6,3; Idle Speed [rpm]: 12500; Filler Hose Connector Thread [inch]: 1/4; Air Consumption [l/min]: 113; Length [mm]: 154; Operating Mode: pneumatic; Rotation Direction: Can be used in clockwise and anticlockwise direction