For 9mm ammunition, you should use *tiny pistol primers*. Below are a few specific tips and things to consider: ### Primer Sort - *Small Pistol Primer*: Here is the common primer employed for reloading 9mm ammo. Manufacturers like CCI, Federal, Winchester, and Remington all make trustworthy little pistol primers. ### https://dantemeaty.izrablog.com/32003009/look-at-trustworthy-manufacturers-recognized-for-top-quality-and-reliability