Federal is a softer primer IMO from what I've noticed assisting a buddy which was reloading for his rifle. Which is not a detrimental necessarily, just an observation. Flatter primers at the identical pressures/speeds, than when he tried using CCI. At least in that rifle. They are able to alter https://griffinztpkf.bloggerbags.com/22601749/how-much-you-need-to-expect-you-ll-pay-for-a-good-winchester-large-rifle