Ok, I've got a Rem 700 300 WSM. I've been loading with Winchester brass (annealed), 64.0gr H4350, 208 Amax, Federal LR Mag Primers. So far all of my reloads have been with annealed virgin Win brass. Same lot of powder, bullets and primers. OAL is 3.080". Ok, I've shot this load in a match at...