Maze Bolt Toy By Lost PLA Casting
J'aime bien cette idée de vis labyrinthe.
Maze bolts, a bolt which has a maze along its shaft traversed by a pin on its nut, are great fun. Here’s a really beautiful metal version by [Robinson Foundry], made by a process more makers should know about – lost PLA casting.
via Hackaday : lire l’article source