1:air inlet:1/4"(N)pt 2:air pressure:90psi 3:max torque:475ft-lb 4free spreed:7500rpm 5:air consumption:6cfm Info:this compact product covers lots of advantages,which are convenient for usage and portableit is equipped with air adjustment.and applicabled in take down different screw bolts.the big torque.etc...the most importable is it's reasonable price and quality. above mentioned to bring you ...