For 9mm ammunition, you must use *smaller pistol primers*. Below are a few specific recommendations and concerns: ### Primer Style - *Tiny Pistol Primer*: This is actually the normal primer utilized for reloading 9mm ammo. Makes like CCI, Federal, Winchester, and Remington all make reputable modest pistol primers. ### Variations https://winchesterprimersinstock07383.suomiblog.com/look-at-highly-regarded-brands-noted-for-high-quality-and-trustworthiness-47138571