Boat-tailed 52 Grain Hornady Match
Although I prefer 55 grain Nosler Ballistic Tips for general use, 52 grain Hornady Match Hollow Points with boat-tails are the more accurate of the two by a significant smidge according to my best efforts. Remington-Peters cases work fine, but if I HAD to hit the ten-x ring, I'd opt for Lapua cases with CCI BR-4 primers and Alliant RL-10x powder. In my .223 Ruger Mod 77rifle, 23.7 grains of 10x works hard for me at 75 degrees Fahrenheit. Your rifle may like a different grain load, so you're never finished experimenting by a long-shot. Remember ambient temperature - barometric pressure - altitude - humidity all affect accuracy, requiring custom powder grain loads to match conditions. Then there's the wind . . . cliffy