This pneumatic impact wrench from Torque Horse features a built-in regulator to prevent excessive torque. Ideal for tire changing, shock and spring work, and other automotive jobs, it makes a fine addition to any garage. Specifications: - Free speed RPM: 7000 - Air consumption cfm: 4.0 - Maximum torque: 230 ft-lbs. - Clutch type: Rocking dog - Length: 9-1/2 inches - Weight: 4.9 lbs. - Air pressure: 90 psi - Air inlet: 1/4-inch - Drive: 1/2-inch