Torque adaptor convertor

digital torque adaptor set handy boxed set converts standard ratchet to a torque ratchet via attachment 3 piece set range 40 - 200Nm suits 1/2" drive ratchets adaptors from 1/2" to 3/8" and 1/2" to 1/4" digital readout display selectable display kg-cm, kg-m, ft-lb, in-lb, N-m automatic power down after 3 mins non use