64TTS90D4 CLECO 64 Series Swingbar Nutrunner, Stall. Cleco 64 Series Stall Swingbar Nutrunners feature a trigger start ignition, a sliding knob reverse, and a swingbar. Cleco 64 Series Stall Swingbar Nutrunners feature a high power-to-weight ratio and slim profile nose that delivers more torque to hard-to-reach joints. Cleco 64 Series Stall Swingbar Nutrunners feature heavy-duty gearing that is designed to withstand high torque output. The durable sliding reversing valve on the Cleco 64 Series Stall Swingbar Nutrunners is conveniently located at the rear of the housing. Cleco 64 Series Stall Swingbar Nutrunners also feature an ergonomic soft-touch handle. Square Drive: 1/2” Torque Range: 50-66ft-lbs. / 58-90Nm Free Speed (rpm): 270 Overall Length: 11.5” / 290.8mm Weight: 6.3lbs / 2.9kg Air Inlet NPT: 3/8” Min. Hose I.D: 1/2” SCFM: 60