Hanayama Cast Key III Puzzle - Level 6 of 6 Grandmaster - Incredibly Difficult Puzzle - Includes Crux Sticker

• Hanayama Cast Key III Puzzle - Incredibly Difficult
• A Neat Pocket Sized Puzzle - Can You Remove The Three Keys And Then Reassemble?
• Really Difficult Puzzle That Requires Logical Problem Solving
• Level 6 of 6 on the Hanayama Difficulty Rating - Grandmaster Level
• Includes Crux Puzzles Sticker

Product description A Grandmaster level puzzle from Hanayama. The Cast Key III has three keys held together with a cage and the aim is to separate them and the reassemble. A real challenge, the design comes from Oskar Van Deventer and made in a nice quality version by Hanayama. Rated 6 out of 6 on the Hanayama difficulty scale. Directions No written instructions provided