busted off wheel studs/lug nuts?

Something like this:

 

Those two are good photos! There is a Super Special Tool (SST) for everything!

 

A welder/machinist could maybe even cobble one from a regular C-clamp.

 

That's why I used a socket. It only needs to be slightly larger than the back of the stud.

 

I get it now, something like this:



Might not be big enough socket or clamp, but that's the idea.

 

Yep, that's how I've been doing it for decades.