A dull knife will hurt more-they like that.
I stated "average" troop,
Beyond that, even the most high speed guy has no information that is relevent for more than a short period of time.
He will certainly have no in depth plans or intel. that is probably not already known.
Equipment and gear is pretty much an open subject-classified info and procedure is changed frequently.
All that was addressed years ago when thinking changed on what one should say when captured.
While not encouraged to spill the beans immediately, the name, rank, and serial numbers stuff was discontinued..
I saw ARVNs work over a couple of people. Not pretty, and nothing anybody would stand up to for long..
I once had a small fingernail accidentally torn out b the roots.
I played football, had broken bones, been shot in the lung and a few motorcycle accidents.
All that added up to 1/10 the pain of that fingernail event-not even Rambo would ask for another.