Google is invaluable for deep searches on this forum. More details on how to use it
Here.
I did some testing back in 2013 using 300 MP and 300gr Speer Gold Dots.
Link to ThreadMember "pitted bore" did some extensive testing with a bolt action 450b and got them hustling a lot faster than I felt safe doing for my AR. There's a chance to try the Google engine.
Hoot