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Old May 17, 2018, 16:37   #25
FALaholic #: 10484
Join Date: May 2003
Location: Western PA
Posts: 4,690
Originally Posted by CG&L View Post

Pin gauges would work fine. Diameter and depth are the numbers I need. Strange you think this wouldn't work. Do you have a shop and do this kind of work? I do.
As a matter of fact, I do. Measuring wear in little tiny holes is a fairly common job for me.

A pin gauge will tell you diameter the mouth of the chamber and the breech, but if the center of the chamber is bulged, the won't tell you anything unless you cut the cylinder in half.
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