tom2p 2,394 #26 Posted February 2, 2021 (edited) my kid printed these recently before he returned to school the ratchet actually works pic of ratchet being printed : he got the template for the ratchet from a NASA doc - they actually used the ratchet on the space station Edited February 2, 2021 by tom2p 2 Share this post Link to post Share on other sites
ebinmaine 67,307 #27 Posted February 2, 2021 Interesting world of possibilities..... Share this post Link to post Share on other sites
