For 9mm ammunition, you must use *tiny pistol primers*. Below are a few particular recommendations and issues: ### Primer Form - *Compact Pistol Primer*: Here is the standard primer used for reloading 9mm ammo. Brands like CCI, Federal, Winchester, and Remington all produce reliable compact pistol primers. ### Variants - https://winchester-large-pistol-p98417.ampedpages.com/take-into-account-highly-regarded-models-noted-for-high-quality-and-trustworthiness-58618297