M7-NC4255QH | M7 Air Impact Wrench Composite 1/2in Dr. 1626Nm FEATURES Magnesium alloy & composite material construction. Extremely powerful & very lightweight. Twin hammer type clutch. Patented EZ Grease Anvil SPECIFICATIONS Square Drive: 1/2 Bolt Capacity: 1 (25mm) Torque Range: 200-800 ft-lb / 271-1085 Nm Max Torque at 5 seconds: 1200 ft-lb / 1627 Nm Free Speed: 8500 RPM Air Requirement: 4.8 CFM / 90 PSI / 1/4 Inlet Overall Length: 179mm Net Weight: 1.7kg Sound Pressure: 85dBA Vibration Level: 4.7m/s² MORE INFORMATION Patented EZ Grease Anvil was created to offer users easier maintenance prolonging tool life and regaining lost power. With an industry first greaseable hammer mechanism users can inject grease directly into one of the highest wear points of any impact wrench through the center of the anvil increasing the power output to like new after continual use. EZ Grease Anvil allows the grease to quickly flow through the anvil and into the casing to coat and lubricate the rotating parts. Benefits of the patented EZ Grease Anvil include: Improved torque Improved lifespan of the impact wrench Quicker easier and cheaper maintenance More efficent use of the impact wrench