9mm Explained: What Cal Is a 9mm and Why It Dominates Modern Firearms
When you ask “what cal is a 9mm”, you’re touching on one of the most debated topics in firearms: the classification of this cartridge that powers everything from compact concealables to military sidearms. The answer isn’t as straightforward as it seems. While the 9mm is universally recognized as a *9×19mm* (9 millimeter × 19 millimeter), […]