... ; 17pc 3/8" air ratchet wrench kit 1pc-3/8" ratchet wrench 7pc- air sockets 9, 10,11,13,14,17,19mm 1pc-1/2" "* 3" extention ... case Free speed:150RPM Max torque:45ft-lb Air consumption:4cfm Air inlet:1/4" Max air pressure:90psi Net weight 1.17kg 17pcs 1/2''air ratchet wrench kit