Features: Twin hammer mechanism utilises oversized hammers and specially strengthened hammer cage to pull even more torque out of the precision air motor. Precision made components fit closely to reduce air leakage and maximise power. Flip reverse control on the rear of the tool with four-position air regulator on the handle base. Suitable for heavy tyre shop use.Specifications: Model No: SA604 Drive: 3/4"Sq Working Torque: 950lb.ft(1292Nm) Maximum Torque: 1150lb.ft(1564Nm) Ultimate Torque: 1200lb.ft(1632Nm) Free Speed: 6500rpm Air Consumption: 7cfm Operating Pressure: 90psi Inlet Size: 1/4"BSP Weight: 4.6kg Noise Power/Pressure: 108/97dB(A) Vibration/Uncertainty: 10.3/1.5m/s� Load Vibration: 10.3 Noise Power: 108 Noise Pressure: 97 Height: 92 Width: 261 Length: 261