For 9mm ammunition, it is best to use *little pistol primers*. Below are a few unique tips and criteria: ### Primer Form - *Smaller Pistol Primer*: This can be the normal primer useful for reloading 9mm ammo. Manufacturers like CCI, Federal, Winchester, and Remington all produce trusted small pistol primers. https://emilianoxwsmi.theideasblog.com/31852086/contemplate-respected-manufacturers-known-for-quality-and-trustworthiness