Contains 1/2" drive heavy duty impact wrench with 10 pce impact socket and accessories. Sizes: 9, 10, 11, 13, 14, 17, 19, 22, 22, 24, 27mm 5" (125mm) extension bar, oil pot, mini oiler, hex wrench and nipple with 1/4" BSP air inlet. Recommended air pressure: 90psi with 5 CFM average air consumption. Max rpm of 7000. Max torque 230ft/lbs (311Nm) with a built in multi torque regulator. Packed in blow moulded case.