Just to throw my .02 in the pot, I get consistent .5moa from my JP Supermatch with Lapua brass/Benchmark/sorted 69gr SMKs. I worked up a load with the Hornady 55gr FMJs and the best I got (on average) was 1 - 1.125 moa unsorted and .75moa weighed/sorted by ogive length. Pretty much in line...