No tightening negligence with marking check.

●To click torque wench and thd bolt is painted. No making without click.
●6000 times can be marked with 14 to 24 mm socket.
●1500 times can be maeked with 8 to 13 mm socket.
●Easy maintenance.
●Accuracy : ±3％
●Please select the size of socket when you order MQLK. Socket is modified MQLK.