I have some experience its pretty much all i muse in 50 and .54s in 54 i do use the 430 gr tc maxi the hornady great plains 425 cva deerslayer 375, lee 300 and 380 gr real, no excuse 485, 525 and 535. i have quite a few boxes or casts made up of the lees. of the 425 and 430 grain the 425 is...