Utilizing a small rifle primer in pistol ammunition is generally not advised. Here are several significant details to take into consideration: ### Dissimilarities in Style 1. *Primer Composition*: Small rifle primers typically have a harder cup than small pistol primers, designed to face up to better pressures associated with rifle https://rafaelcrfpb.blogdigy.com/using-a-smaller-rifle-primer-in-pistol-ammunition-is-generally-not-proposed-46910968