For 9mm ammunition, you'll want to use *smaller pistol primers*. Here are several specific recommendations and factors: ### Primer Style - *Small Pistol Primer*: Here is the conventional primer employed for reloading 9mm ammo. Brands like CCI, Federal, Winchester, and Remington all deliver dependable little pistol primers. ### Variations - https://winchester-primers-german46789.blogadvize.com/38505500/think-about-highly-regarded-brand-names-known-for-high-quality-and-trustworthiness