Both dimensions ( metric and imperial ) on isometrics

Set in your option file for Bolt dimension (bolt length) for imperial unit
Bolting  length description ON
Bolting  length itemcode APPEND
Bolting  Units  IMP

for Metric
Bolting  length description ON
Bolting  length itemcode APPEND
Bolting  Units  METIMP

Set in your option file for Bolt dimension (bolt length) for imperial unit
Bolting  length description ON
Bolting  length itemcode APPEND
Bolting  Units  IMP

for Metric
Bolting  length description ON
Bolting  length itemcode APPEND
Bolting  Units  METIMP