I used to be a residential electrician. If this happens and you are unable to remove the screw, buy a 6/32's speed tap and tap a second hole in the remaining metal portion of the mounting tab. Shift the lighting bracket slightly, use new hole and new screw, and you are good to go.
Electroflyguy t1_j6cwctc wrote
Reply to What tool should I use to extract this broken screw? by llamaherding
I used to be a residential electrician. If this happens and you are unable to remove the screw, buy a 6/32's speed tap and tap a second hole in the remaining metal portion of the mounting tab. Shift the lighting bracket slightly, use new hole and new screw, and you are good to go.