Impossible Bolt Puzzle

thingiverse

I'm fascinated by Hanayama's "Cast Nutcase" puzzle, which has sparked my curiosity. The ingenious design of this brain teaser has left me wanting more, and I find myself drawn to its intricate mechanism. With each attempt to solve it, I become increasingly enthralled by the Cast Nutcase's mystique, eager to unlock its secrets and understand the clever way in which it challenges the mind.