Quote Originally Posted by Robinhood View Post
Never worked for me. There is .050" in one rotation of the barrel. About 7.2 degrees for every .001". You could probably hit correct head space in about .003" - .004". So lets say there is a 25 degree window of getting it right. That leaves 335 degree window of getting it wrong. 1 in 13 or 14 chance. I am pulling that out of the dark place.....
Very nice analysis, mathematically clear to be high risk, on getting it right with no adjusting of things somehow.