For 9mm ammunition, you must use *smaller pistol primers*. Below are a few specific recommendations and things to consider: ### Primer Kind - *Smaller Pistol Primer*: Here is the typical primer utilized for reloading 9mm ammo. Makes like CCI, Federal, Winchester, and Remington all create trusted compact pistol primers. ### https://finnujvht.liberty-blog.com/31485725/consider-reliable-makes-recognized-for-top-quality-and-reliability