Federal brand primers are one of the most harmful when used in the Lee tray fed priming techniques. This isn't to infer that they're inferior, they simply are perilous when used a tray fed tools. Precisely the same quality primers that make Gold Medal cartridges the selection of match shooters https://eduardocrdqd.frewwebs.com/32430019/the-best-side-of-federal-large-rifle-magnum-primers-215