For 9mm ammunition, it is best to use *small pistol primers*. Below are a few particular recommendations and factors: ### Primer Sort - *Tiny Pistol Primer*: This is actually the regular primer used for reloading 9mm ammo. Brands like CCI, Federal, Winchester, and Remington all produce reputable smaller pistol primers. https://winchester-small-rifle-pr67800.ziblogs.com/31474214/contemplate-reliable-models-known-for-top-quality-and-dependability