Electra lever start torque driver with NIST traceable calibration. Lever Start Torque Range: 1.3 to 8.2 in-lbs Free Speed: 720 Uses the AE-24PS power supply to convert 110V AC to 35V DC (sold separately) State of the art motor design Excellent torque control External torque adjustment and brush replacement. Non-Stocking Item. May Require Additional Time To Ship.