For 9mm ammunition, you should use *smaller pistol primers*. Below are a few precise recommendations and issues: ### Primer Type - *Modest Pistol Primer*: This is actually the normal primer used for reloading 9mm ammo. Brand names like CCI, Federal, Winchester, and Remington all create reliable compact pistol primers. ### https://winchester-400-primers-5054789.snack-blog.com/31376598/think-about-trustworthy-models-noted-for-quality-and-reliability