This 3/8" pneumatic butterfly impact wrench is great for small fastener work in engine and body repair jobs. It helps in repairing carburetors, ignitions, body panels, bumpers, and fender struts. Features include 10,000 RPM performance; reversing operation; maximum torque of 75 ft. lbs.; built-in regulator; swivel 1/4" NPT air inlet connection. Minimum horsepower required to operate for intermittent use: 1 HP. Warning: Some dust created by using this power tool contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Made in Taiwan. Home Improvement,Tools,Power Tools,More