Air Ratchet Wrench, Drive Size - Air Tools 3/8 In. Square, Max. Torque 26 ft.-lb., Torque Range 4 to 18 ft.-lb., General Duty Duty Cycle - Air Tools, Free Speed 275 rpm, Length 6-39/64 In., 3.20 Average CFM @ 15 Second Run Time, 15.5 CFM @ Full Load, Required Pressure 90 psi, Air Inlet Size - Air Tools 1/4 In. NPT, Retainer Type Ball, Variable Speed No, Min. Hose 3/8 In., Head Width 1-5/8 In., Head Height 1-5/16 In., Reversing Yes, Handle Material Composite, Housing Material Composite