Features: Combination of composite materials, alloyed metals and twin hammer design result in a lightweight, durable and powerful air impact wrench. Soft grip handle, with downward facing exhaust, makes this wrench comfortable on the hands and ears and limits the circulation of brake dust on wheel applications. Fingertip control of power and direction via lever on rear of wrench. Suitable for professional garage use. Specifications: Model No: GSA6002 Drive: 1/2"Sq Working Torque: 490lb.ft(670Nm) Maximum Torque: 590lb.ft(800Nm) Ultimate Torque: 650lb.ft(880Nm) Free Speed: 8000rpm Air Consumption: 17.6cfm Operating Pressure: 114psi Inlet Size: 1/4"BSP Weight: 2.24kg Noise Power/Pressure: 94/105dB(A) Vibration/Uncertainty: 8.5/1.5m/s�