For 9mm ammunition, it is best to use *tiny pistol primers*. Below are a few particular recommendations and issues: ### Primer Form - *Smaller Pistol Primer*: Here is the common primer used for reloading 9mm ammo. Models like CCI, Federal, Winchester, and Remington all develop trustworthy compact pistol primers. ### https://winchester-200-primers27272.blogrelation.com/37498509/take-into-consideration-reliable-models-noted-for-quality-and-reliability