Common caliber dummy rounds (bullet) 常见口径子弹模型

This is a collection of dummy rounds for various common calibers.I did not design these. The original models are from Thingiverse user Spearmountain. I simply collected them and added engraved markings on the side of each case, so that when displayed, shown, or given to others, the caliber can be easily identified. (To be fair, even for veteran shooters, most cannot name every cartridge just by looking at them, people still need to look the hemispherical mark near the center of the case. I made