This professional heavy duty air powered 3/4 drive impact wrench is ideal for working on commercial vehicles and industrial plant. It has a powerful rocking dog impact mechanism a second side handle for easier operation.- Drive Type 3/4 square- Impact mechanism: Rocking dog- 3 forward and 3 reverse speeds- Bolt Capacity: 32mm- Maximum speed: 4200rpm (+/-10%)- Connector:3/8 BSP- Maximum air pressure: 8bar- Average Air Consumption: 8.5cfm- RecomPTDCLA3120177