save the PB lead for round balls or casting other conicals. I shoot so many of them that i just empty out the sand buckets, and recast for round ball stock.
The Thor will be another one that wont fit the tighter bore wolf
I'd consider the 338 platinum - 405gr Aerotip or the hard punching 444 powerbelt. But in that light weight rifle, recoil's gonna be a sum biotch.