Copied from Gunsite as I think it is appropriate for handgunners.
https://www.shootingtimes.com/editorial/9mm-38-357-barrel-bore-diameters-explained/509031
Bullet diameter
1
Copied from Gunsite as I think it is appropriate for handgunners.
https://www.shootingtimes.com/editorial/9mm-38-357-barrel-bore-diameters-explained/509031