For 9mm ammunition, you ought to use *little pistol primers*. Here are a few specific suggestions and things to consider: ### Primer Variety - *Small Pistol Primer*: Here is the normal primer useful for reloading 9mm ammo. Manufacturers like CCI, Federal, Winchester, and Remington all produce reputable compact pistol primers. https://franciscofugtd.mybuzzblog.com/11009851/consider-trustworthy-brand-names-noted-for-high-quality-and-dependability