Very long many years ago I went to the usage of CCI primers of your magnum variety. The one exception is CCI bench relaxation primers to the 204 Ruger. Therefore I have just one large rifle primer, one particular small rifle primer and only large and small magnum pistol primers https://winchestersmallpistolprim91234.madmouseblog.com/12316386/the-basic-principles-of-federal-large-rifle-benchrest-primers