PROTO Torque Wrench 1/4inch Drive Electronic Interchangeable Head Assembly

Full interface with Proto® Interchangeable Head Attachments.Accuracy of +/- 2% of indicated value in both clockwise and counter clockwise directions.Broad accuracy range extends from 10% to 100% of Full Scale to help reduce the number of torque wrenches required.Ninety-nine "on-board" memory storage locations help improve efficiency when taking multiple torque readings.Three units of measure are available (Ft-lb, In-lb, and Nm).Three operating modes: Track Mode, Peak Hold and Auto Clear.Fast sampling rate helps maintain high accuracy during torque applications.Torque wrench head rotates to allow for easy viewing of LCD display.Easy to read LCD Display with large digits.3-way Red/Green/Yellow lights.Yellow light appears at the low end of the zone.Green light appears and buzzer sounds when the target is reached.Red light appears with intermittent buzzer when it is over torqued.Audible buzzer helps identify when desired torque target zones are approaching and met.Target torque zone is adjustable from 1% to 10% of targeted torque value.Meets or exceeds ASME B107.28