From left to right: Standard .45 ACP, +P .45 ACP, .45 Super, .460 Rowland
The .45 ACP and +P are Winchester. The web thickness of the .45 ACP is .067 the +P measures .059.
The .460 Rowland, by the way has a web thickness of .054. :eek:
Here is what we've learned so far.
1)Cartridge Brass...