ran my 300 win mag brass for the first time. I was worried about primer pockets but so far so good. 208 eld-m, cci 250, h-1000, .010 off lands.
75.0 2853 57,503
75.5 2853 58,724
76.0 2870 59,980
76.5 2899 61,266
77.0 2913 62,586
pressures from quickload. after adjustments all velocities with in 4 fps for whole workup. all 4 shot avg. 77.0 has best sd & es . for the guys that asked case H2O AVG. 1.7 difference hi/low 91.1 average fired. going to try to get out tomorrow and run test again with fired cases. top 2 loads primer pockets opened from .2095 to.210. not sure how long they will last at top pressure