 Chicago Pneumatic CP898-6 1Inch Heavy-Duty Extended Anvil Air Impact Wrench, 8 CFM |  Chicago Pneumatic CP5000 1-Inch Super-Duty Extended Anvil Air Impact Wrench, 11.88 CFM |  Chicago Pneumatic CP894 1Inch Heavy-Duty Air Impact Wrench, 11.25 CFM |  Chicago Pneumatic CP897-6 1Inch Heavy-Duty Extended Anvil Air Impact Wrench, 6.5 CFM |