GETTING MY BIG HANDGUNS TO WORK

purchased mine a few months ago in 6.5CM (Gen. 3). experimented with out some different ammo choices, and my gun really seems to like the herter's ammunition Hornady 140gr ELD-M likewise. I am new to precision taking pictures, and hadn't shot a rifle in close to twenty five yrs. We satisfaction ourselves on arms-on screening and serious-earth know