"The Klutch 3/4in. Air Impact Wrench delivers the power, performance and torque to tackle just about any jobs you encounter. A combination of 1100 ft.-lbs. of torque and 800 BPM work together to remove lug nuts, loosen stubborn and rusted nuts and bolts, remove crank pulley bolts and more. Cold forged striking hammer increases torque output and extends tool's life. The Klutch Impact Wrench also features a composite housing for lighter weight and long-term durability. Reversible Yes, Speed - No Load RPM 4,500, Average Air Consumption CFM 5.4, Impacts Per Minute IPM 800, Inlet Size in. 3/8, Working Torque ft.-lb. 850, Hammer Mechanism Twin, Tool Weight lbs. 8.4, Noise Level dB 101.5, Drive in. 3/4, Variable Speed 3 Forward, 1 Reverse, Tool Length in. 9 1/2, Max. Torque ft.-lbs. 1,100, Case Included No, CFM at Load 4.5, Standard Bolt Capacity in. 3/4, Min. Hose Size in. 3/8, Operating PSI 90. Lightweight and durable composite housing Cold forged striking hammer increases torque and extends tool life"