For 9mm ammunition, it is best to use *small pistol primers*. Here are several precise suggestions and things to consider: ### Primer Style - *Tiny Pistol Primer*: This is the normal primer used for reloading 9mm ammo. Models like CCI, Federal, Winchester, and Remington all produce trusted small pistol primers. https://troybjyoz.blogtov.com/11913713/consider-reliable-brand-names-recognized-for-good-quality-and-trustworthiness