Master mechanic, 1/2", composite air impact wrench, 820 ft/lb, max torque, 8500 no load rpm, 4.6 cfm at 90 psi average air consumption, twin hammer mechanism for balanced impact, 1/4" air inlet, 3/8" minimum hose.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov