Long a long time ago I went to the usage of CCI primers of the magnum variety. The only exception is CCI bench relaxation primers with the 204 Ruger. So I have only one large rifle primer, a single small rifle primer and only large and small magnum pistol primers https://donovanwdbpc.blogchaat.com/31892417/the-smart-trick-of-federal-large-pistol-primers-no-150-that-no-one-is-discussing