Hey guys, I have a problem. Seems my load data for 2 of my rifles has gone poof. So, this means I get to start over, and try something new. Any good starting points would be great. Your Pet Loads? 7mm-08 140 gr. Partitions. 21 in. bbl. What powder would you suggest? .257 AI 120 Gr. Partitions 22 in. bbl. Same thing.