The Chicago Pneumatic 3/4in. air impact wrench offers powerful performance and durability in a compact package. Features a twin hammer clutch for power and durability. Perfect for spring work, pinion nut and tractor pad removal, truck tire work and major engine teardowns. Key Product Specs Drive (in.) 3/4 Average Air Consumption (CFM) 7.5 Speed - No Load (RPM) 6,300 Blows Per Minute (BPM) 850 Max. Torque (ft.-lbs.) 1,200 Inlet Size (in.) 3/8 Min. Hose Size (in.) 3/8 Additional Product Specs * Compact size with high power and durability * Twin hammer clutch * Ergonomic trigger and handle * 7.5 CFM; handle exhaust * Combined power regulator with forward/reverse lever