For 9mm ammunition, you need to use *smaller pistol primers*. Here are some specific recommendations and issues: ### Primer Variety - *Compact Pistol Primer*: Here is the common primer utilized for reloading 9mm ammo. Makes like CCI, Federal, Winchester, and Remington all deliver reliable compact pistol primers. ### Variants - https://winchesterprimersinstockf28272.blogadvize.com/38451465/contemplate-reputable-brand-names-known-for-good-quality-and-dependability