Utilizing a tiny rifle primer in pistol ammunition is usually not advisable. Here are some vital points to think about: ### Differences in Style and design one. *Primer Composition*: Tiny rifle primers commonly have a harder cup than little pistol primers, created to resist better pressures related to rifle cartridges. https://winchester-41-small-rifle64184.blogzet.com/using-a-little-rifle-primer-in-pistol-ammunition-is-mostly-not-suggested-46284618