For 9mm ammunition, you need to use *tiny pistol primers*. Here are a few unique recommendations and things to consider: ### Primer Type - *Little Pistol Primer*: This is the typical primer useful for reloading 9mm ammo. Models like CCI, Federal, Winchester, and Remington all produce trustworthy tiny pistol primers. https://winchesterprimersinstockf01840.bloggosite.com/38067428/look-at-trustworthy-manufacturers-recognized-for-good-quality-and-dependability