Brand: Campbell HausfeldModel Number: TL1002Country of Manufacture: TaiwanTool Type: Pneumatic Pistol Grip Air Impact WrenchDrive Size: 1/2-Inch Square DriveMaximum Working Torque: 230 to 250 ft-lbsFree Speed: 7,000 RPMAir Consumption: 5.1 SCFM @ 90 PSIAir Inlet Size: 1/4-Inch NPT Female threadsClutch Mechanism: Durable Rocking Dog / Single Hammer Impact SystemWeight: ~5.0 lbsFeatures: Built-in rear power regulator knob for forward speed adjustments, push-button forward/reverse direction shuttle control near the trigger, and an integrated oil maintenance port on the side of the main barrel.Application: Suitable for general automotive repair work, DIY workshop maintenance, setting or removing medium-duty lug nuts, and removing rusted fasteners.