Electronic test devices for checking and adjusting mechanical and digital screwdrivers and torque wrenches with right-hand rotation, measuring accuracy: +/- 1% for all readings, 3 measuring modes: friction coefficient display (track), breakpoint recognition (first peak), peak value measurement (peak), scale switchable in Nm, lbf-ft and lbf-in, data transfer and power supply via USB interface, USB cable supplied 2 m long.