Employing a smaller rifle primer in pistol ammunition is generally not advisable. Here are several important factors to look at: ### Differences in Style 1. *Primer Composition*: Little rifle primers usually have a harder cup than small pistol primers, built to face up to better pressures affiliated with rifle cartridges. https://winchester-primers-german69912.activoblog.com/32852482/utilizing-a-small-rifle-primer-in-pistol-ammunition-is-mostly-not-encouraged