For inspecting/calibrating clockwise-ratcheting torque spanners in the 0.9-1100 Nm range (depending on model). With built-in torque sensor (DMS). With hexagonal socket. Measuring accuracy tolerance ± 1 % from all readings, ± 1 digit. First peak/crack point identification. Auto reset. Switch between Nm and lbf.ft.. RS-232 serial interface. Motor vehicle