M7 Impact Wrench, Ez Grease Anvil, Composite Q-Series, Pistol Style, 3/4" Dr, 1400 Ft/Lb M7-NC6255QHPatent grease hole makes greasing process extremely efficient. The front housing & back head cover are constructed from magnesium alloy. While the rest of the tool is constructed from a durable composite material. HUGE 1400 FT LB after 5 seconds in reverse! SPECIFICATIONS Square Drive: 3 4" Bolt Capacity: 1" (25mm) Torque Range: 200 1100 ft lb 271 1491 Nm Max Torque at 5 seconds: 1400 ft lb 1890 Nm Free Speed: 8500 RPM Air Requirement: 4. 8 CFM (136