 Chicago Pneumatic CP776-6 3/4Inch Super-Duty Extended Anvil Air Impact Wrench, 7.75 CFM |  Chicago Pneumatic CP776 3/4Inch Super-Duty Air Impact Wrench, 7.75 CFM |  Chicago Pneumatic CP772H-6 3/4Inch Super-Duty Extended Anvil Air Impact Wrench, 6 CFM |  Chicago Pneumatic CP772H Heavy-Duty 3/4Inch Air Impact Wrench, 4200 RPM, 900 BPM |