Does anyone know how can I get this back to the initial position? I somehow managed to turn a piece upside down.(Hanayama Cast Hourglass) : r/mechanicalpuzzles
HZ 6-09 Cast Hourglass – Hanayama Toys | Just For Fun
Hanayama Cast Hourglass Huzzle Metal Puzzle Level 6 | Metal puzzles, It cast, Hourglass