For 9mm ammunition, it is best to use *compact pistol primers*. Here are several distinct recommendations and criteria: ### Primer Sort - *Small Pistol Primer*: This can be the standard primer used for reloading 9mm ammo. Brands like CCI, Federal, Winchester, and Remington all create trustworthy smaller pistol primers. ### https://winchesterprimers78845.csublogs.com/37989181/think-about-highly-regarded-manufacturers-recognized-for-good-quality-and-trustworthiness