For 9mm ammunition, you'll want to use *little pistol primers*. Here are a few distinct suggestions and things to consider: ### Primer Style - *Compact Pistol Primer*: Here is the typical primer employed for reloading 9mm ammo. Models like CCI, Federal, Winchester, and Remington all produce reliable compact pistol primers. https://winchester200primersinsto57845.fitnell.com/72257174/think-about-reputable-manufacturers-noted-for-quality-and-reliability