Capri Tools 32002 Air Impact Wrench, 3/4 inch, 4500 RPM, 1200 ft-lbs One of the most powerful 3/4 in. drive impact wrenches in its class with 1,200 ft. lbs. of maximum torque. Twin hammer mechanism provides optimal balance and minimal vibration Efficient air system dynamics gives you high power with just 6.2 CFM air consumption at 90 PSI Dual socket retention holes along with friction ring help secure sockets firmly. Ergonomic handle design provides a sure and comfortable grip 4 settings: 3 forward and 1 reverse Free speed: 4,500 RPM, average air consumption: 6.2 CFM, operating pressure: 90 PSI, air inlet: 3/8 in., recommended hose size: 1/2 in