Making Mini Brass Thumbscrews

I needed a handful of M4 thumbscrews. In the time it took to make them I could have had some delivered, but where’s the fun in that?
I used grub screws for the threaded section rather than single pointing or die threading the brass as I have a big bag of them, and it means I can choose the length after the fact.
For this to qualify as a #shorts I've only got 60 seconds....
Manually subtitled for accuracy. Click on the CC box.
**************
Shot: HDC-HS700 1920x1080 50P AVCHD
Edit: DaVinci Resolve 17.4.6 ProRes 422
Mic: DR-05