Has anyone done a ladder test or a OCW test for a 300 wsm? Looking for a starting point for my Rem XCR with 165gr Hornady Interbonds and the 180gr. I also have some 180gr Accubonds to try out. The powders I have on hand are IMR4350, IMR4831, Magpro, H4831. I was also going to try Hunter. Looking for any help I can get