Stanley Proto J6478 3/4-Inch Pound Drive Electronic Torque Tester, 60-600-Feet

Stanley J6478 Proto 3/4-inch Drive Electronic Torque Tester 60-600 ft-lbs Use to test all types of torque wrenches in all types of settings where full scale calibration is needed or where a quick Pass/Fail check is required. Accuracy of +/- 1% of indicated value in both clockwise and counter clockwise directions. Broad accuracy range extends from 10% to 100% of full scale. Three units of measure are available ft-lb, in-lb and Nm. Three operating modes: Track Mode, Peak Hold and First Peak (for use with Click-style Torque wrenches). Fast sampling rate helps maintain high accuracy during torque applications. Each tester is built with a male square drive and also comes supplied with a female-to-female square drive adapter. Powered by a standard 9V battery, providing up to 50 hours run time. N.I.S.T. (National Institute of Standards and Technology) traceable certification supplied with each tester. Optional all-steel stand (J6470S) provides a strong support with minimal footprint. Testers meet or exceed requirements set forth in ASME B107.29.