"There is no mechanical problem so great, that it can't be solved with brute strength and ignorance" Shackletts' axiom
A 12 lb. "field press", penetrating oil, and the patience of a BB stacker usually works. If all else fails it usually leads to some heat and profanity, and maybe sacrificing a chicken."
"There is no metal so strong, that it can withstand a weak mind" Shackletts' corollary