IWS500 1/2" IMPACT WRENCHKIT IWS500 Kit supplied complete in robust blow-moulded case. Includes: 1/2" impact wrench IW500. 10 metric sockets: 9, 10, 11, 12, 13, 14, 17, 22, 24 and 27mm. Threaded tailpiece, in-line mini-oiler and oil bottle. One piece aluminium housing, 10 position power regulator, thumb switch for reversing, 1/4" NPT air inlet thread for 10mm air hose, 90psi air pressure, 300ft/lbs torque, 4cfm* air consumption, 16mm bolt capacity. Sound pressure level: 93dBA Sound Power: N/A dBA Vibration: 1.21m/s2 Overall length: 191mm. *Based on a 15 second cycle per minute average use.