"This air impact wrench delivers the power and performance to tackle tough jobs with ease, including tire rotation, brake jobs, crank pulley bolt removal, and more. Tool Length in. 7.3, Min. Hose Size in. 3/8, Average Air Consumption CFM 4.2, Inlet Size in. 1/4, Impacts Per Minute IPM 1,200, Noise Level dB 94, Forward Torque ft.-lbs. 450, Standard Bolt Capacity in. 9/16, CFM at Load 22, Drive in. 1/2, Hammer Mechanism Twin, Tool Weight lbs. 5.8, Working Torque ft.-lb. 25-350, Reversible Yes, Max. Reverse Torque ft.-lbs. 590, Speed - No Load RPM 8,000. In-handle exhaust directs air away from work area Pressure-fed lubrication system Adjustable power regulation"