For 9mm ammunition, it is best to use *compact pistol primers*. Here are some certain 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 reliable compact pistol primers. ### https://largerifleprimerswinchest91234.theisblog.com/31638181/look-at-highly-regarded-makes-noted-for-excellent-and-trustworthiness