In case this might be useful for someone else, I found by trial and error that M1.5 x 5mm screws work the best for a replacement.
@Evgeny started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
In case this might be useful for someone else, I found by trial and error that M1.5 x 5mm screws work the best for a replacement.