Started a new load workup today with RL-15 and 178gr Amax's loaded .005 off of lands, Win brass and 210 primers. I shot 5rd groups starting with 42.8, 43.0, 43.5, 43.7, and 44.0. As you can see below the 42.8 group and 44.0 group were decent but 43.5 and 43.7 SUCK, what causes this gap? Also all...