Methow Packer reported: I am buying some to try. I've bought a perfectly designed 243AI which i'll use them on at the same time. I'll consider them in my thirty Nosler but I am igniting eighty grains of H1000. I'm working with Gold match bench mag primers in it now https://cci300zndhtchenlargepisto27036.ltfblog.com/30682331/cci-300-an-overview