I guess a pair of tweezers won't grip tightly enough...
Tweezers should be fine. You don't actually have to grip at any point - you just need to be able to push each side of the C-clip at the same time.
@Gordon 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.
Tweezers should be fine. You don't actually have to grip at any point - you just need to be able to push each side of the C-clip at the same time.