For 9mm ammunition, you should use *little pistol primers*. Below are a few certain suggestions and criteria: ### Primer Style - *Compact Pistol Primer*: This is the standard primer used for reloading 9mm ammo. Models like CCI, Federal, Winchester, and Remington all deliver reliable small pistol primers. ### Variations - https://large-pistol-primers-for80123.thelateblog.com/31976264/consider-reputable-brand-names-known-for-quality-and-trustworthiness