Only of use to the budding car DIY repairers really or maybe you own a garage and need a spare air impact wrench.
Does need a reasonable air compressor to run it
1/2" Air impact wrench with superior power to weight ratio,forward and revers gears, four position adjustable air/torque control and rocking dog clutch mechanism. Fitted 1/4" male quick connector. Air comsumption 5.0cfm, torque 230ft-lb
Nice price though.