I have had a few rifles chambered in 257 and 257AI since the first, a Ruger 77 R, arrived in 1981.
After trying a lot of different bullets, I've settled on the 75 and 90 grain Sierra for shooting varmints and 110 grain ABs for medium game. Same/same for the 25 WSSM, 25-284, and 25-06.
