There is an actual tool for removing rounded nuts. Or cheap option
Try a vice grip
Cut a slot in it and try turn with large flat head and vice grip
Weld a nut onto the bolt and open with spanner
Force oversized torix in.
Endless possibilities
There is an actual tool for removing rounded nuts. Or cheap option
Try a vice grip
Cut a slot in it and try turn with large flat head and vice grip
Weld a nut onto the bolt and open with spanner
Force oversized torix in.
Endless possibilities