Not to step on Tony’s toes....I’m sure he will answer. IMO if you shoot quality ammo, you are not going to develop any barrel leading to speak of ,a...
This is the guy that also has one about making an impeller pretty much like a screw with a major pitch change by swapping gears and using 3-4 special...
BR legend Harry Deneen used to have a fairly unusual technique by starting to lightly tap his trigger until it fired, said he really did not want to...