Which include 300 WM. Are they employed frequently for large conditions? I do know They are created for large rifle conventional cases. CCI won't make bench rest quality primers for large ability magnum cartridges? These are the 1st cast bullets I have loaded to the 375 H&H. I don't love https://elliothidba.ttblogs.com/11149968/cci-200-primers-no-further-a-mystery