For 9mm ammunition, you'll want to use *small pistol primers*. Below are a few precise recommendations and considerations: ### Primer Sort - *Small Pistol Primer*: This can be the regular primer useful for reloading 9mm ammo. Brand names like CCI, Federal, Winchester, and Remington all make responsible small pistol primers. https://shanenpium.blogsidea.com/37700254/think-about-trustworthy-makes-noted-for-high-quality-and-trustworthiness