- The NitroCat 1250-K is a fearless, hard hitting 1/2" impact wrench that out performs anything in its class! - 1,300 ft-lb Loosening torque - Hard hitting smooth twin clutch mechanism - Patented ergonomically designed handle - Patented quiet tuned exhaust (86 dBA) - Patented easy operation flip lever forward & reverse - The twin clutch is better suited for heavy duty (frame work, medium to heavy duty trucks)