Built to last with a tough magnesium alloy casing and an aluminum motor housing, this impact wrench weighs a mere 4 7/8 pounds, which is 1 1/3 pounds lighter than USAG's aluminum-bodied version. A reversible, double-hammer mechanism, three tightening torque settings, and a progressive trigger offer predictable and precise application of torque. Recommended air pressure is 90 psi, average air consumption checks in at 6 cfm, and the wrench generates a max torque of 1,180 lb-ft. For added ease of use this impact wrench features a soft-touch grip, weight balancing for maximum comfort, and has a muffler and air exhaust integrated in the handle. Proven in motorsport competition, this impact wrench guarantees you'll be ready for any task that rolls into your garage.