The 511 two-point bore gauge with 0.0001" indicator has interchangeable alloyed steel anvils and dial gauge protector. It measures small holes with a measuring range of 0.24 to .4".
The 511 two-point bore gauge with 0.0001" indicator has interchangeable alloyed steel anvils and dial gauge protector. It measures small holes with a measuring range of 0.24 to .4".