1/2in Air Impact Wrench A general purpose impact wrench with forward and reverse mode and comfort grip. Maximum Torque 540Nm Pin clutch hammer mechanism Aluminium construction Rear exhaust 4 forward operation impact settings Sound level 96.6BA Average Air Consumption: 3.6cfm / 101.7 l/min Single handed direction change Excellent balance Variable speed positive action trigger Forward and reverse independent power regulator Weight 2.4kg