Metric Lock Nuts ese ane ficha inogadzira isingaite "yekuvhara" chiitiko.Iripo Torque Lock Nuts inotsamira pane deformation yeshinda uye inofanirwa kurohwa nekudzimwa;iwo haasi makemikari uye tembiricha yakaganhurwa seNylon Insert Lock Nuts asi kushandiswazve kuchiri kushoma.