The Mountz LTT-25i Torque and Angle Analyzer, 2.5-25 lbf-in, Drive Size 1/4" F/Sq. Dr., # 068401 is the next generation of torque analyzer. It Provides EZ-Plug & Play. Features an instant auto-recognition system of the transducer connected to the LTT. . The Mountz LTT offers tool testing, graphing capabilities and a graphical menu for easy navigation. It includes three PC Windows based software programs: Torque Meter Interface Program - for sensor calibrations, meter calibration and tool tests, Torque Meter Bootloader - for updating the LTT operating systems and Statistics Calculator - for SPC, CP & CPK calculations.