Industry standard twist the the cartridge here is one turn in 12" (the older .30 cals get the 10: twist). I shoot 180 gr bullets in my .308s, and they do remarkably well.
200 gr. factory loads for .308 win are pretty scarce.
jim
LCDR Jim Dodd, USN (Ret.) "If you're too busy to hunt, you're too busy."
