A different technique for removing screws.

I thought everyone knew this?

Common practice for removing studs

It is how you get a stud out. I’m sure 99% people do this way.

That's a stud, and that's the normal way of removing it.

Basic mechanics knowledge.

That's not a screw. It's a stud. Just saying

Double nut it.

Who didn't already know this?

Not a screw , it’s called a stud !

That’s been around for over 70 years.