Quartet
Cast Puzzle Level 6​

"True bonds has always been hard to form but once formed, such bonds are eternal and hard to break. My original version was created with this image in mind, but the puzzle was completed into a Cast Puzzle with a bond that is truly difficult to unravel. How would you go about breaking and forming this bond? There are two approaches to this puzzle and I challenge you to both! The key word is 'bond.'" -Uyematsu, 2007

Hanayama is known worldwide for challenging puzzles and quality manufacturing. Can you take the pieces apart, then put them back together again? Hanayama cast metal brain teasers have 6 levels of difficulty, and each puzzle is Mensa-rated. Level 6 puzzles are considered very difficult by most puzzlers