Mixture of garage air impact and rust on wheel bolts. I’ve sheered the lug nut head off and will need to drill out the stud. What studs do I need to replace with? Length etc. and where from?

Thank you.

2007 L322 19”

Studs can be replaced, but hub carrier and wheel bearing will need splitting to do so which will necessitate a new wheel bearing. If possible to remove any remaining nut from the stud by side drilling or similar, this may be a better option.

You can get a new hub for about 60 quid