Post #1809103
2026-04-09 13:58 UTC
How to make a better pen/pencil clip by using springs
https://www.youtube.com/watch?v=bFDt3lUzVPc
Replies (1)
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@dimpase@mathstodon.xyz 2026-04-09 16:41
@dif reminds me of сопромат (Materials Science 101) I had to take over 40 years ago as a part of an applied maths MSc....