Clearly as the photos show, your group size has shrunk considerably after applying a decent crimp, but lets remember that the bullets you are loading, MAY not be the ones your barrel likes best, you need to try some different bullets, if you can get some Sierra, try them, yes it can get expensive, however once you have found the magic formula you will have a load you can be confident in, you are getting there mate, as your re-loads are far better than the factory rounds you were shooting already, also try a different make of primer (start low and work up if you do) as it is rather surprising h