The thread stripped out of the handle of my Rockwell razor this morning, so that it would not hold a blade.
https://i.imgur.com/HwbPkGW.jpg
Twenty minutes at the lathe with a piece of 7/16" stainless steel, hexagonal bar.
https://i.imgur.com/zfHB8dS.jpg
Functional repair
https://i.imgur.com/jvMNU39.jpg