For 9mm ammunition, it is best to use *smaller pistol primers*. Here are some precise recommendations and things to consider: ### Primer Sort - *Smaller Pistol Primer*: This is the normal primer used for reloading 9mm ammo. Manufacturers like CCI, Federal, Winchester, and Remington all deliver dependable little pistol primers. https://augustiypes.blogstival.com/53576266/look-at-trustworthy-brand-names-known-for-quality-and-trustworthiness