Lots of good suggestions here. My choices would be as follows:
6.5x55 SE .270 .280 .308
Bullet? Nosler Partition.
l told my pap and mam I was going to be a mountain man; acted like they was gut-shot. Make your life go here. Here's where the peoples is. Mother Gue, I says, the Rocky Mountains is the marrow of the world, and by God, I was right. - Del Gue