Killer Torque 1/2" Twin Hammer air impact wrench with light-weight all black composite body and patented ergonomic AIRCAT handle. Features a 15% larger rotor and cylinder, and a patented tuned exhaust system which makes operating decibels lower without loss of power. Provides glancing impact which enables more impacts per minute. Durable and reliable, recommended for all-around automotive torque applications. Easy operation flip lever forward and reverse. Operates at 86 decibels with a loosening torque of 1295 ft/lb and a working torque of 200-950 ft/lb. Air flow pressure: 90-120 psi (pounds per square inch). Weight: 4.5 lb. CE (Conformite European) Certified, meets EU (European Union) safety, health, and environmental requirements. 2 year parts and labor warranty, assembled in the USA.