How to remove a broken bolt (with and without drilling)

Have you ever had a bolt snap in the middle of an important project? It can be stressful, but there are ways to get it out, ...
Ars Technica

So its never a good thing when you snap your lugnut bolt off your wheel spindle.

Was attempting to change my brakes and the passenger side front wheel was giving me some issues. Got a breaker bar and *SNAP* I'm not holding a lugnut in my hand. Do I have to replace the entire ...