I was wondering how different cartridges and bullets are measured. Let's take the familiar 7,64 cartridge for an example. These are the specs;
Case typeRimless, bottleneck
Bullet diameter7.24 mm (0.285 in)
Neck diameter7.95 mm (0.313 in)
Shoulder diameter10.80 mm (0.425 in)
Base diameter11.85...