Unlock the challenge of the Cast Key II metal puzzle from Hanayama Huzzle. This intricate 3D puzzle is made from high quality metal and features a unique key design that will put your problem solving skills to the test. The Cast Key is one of the long selling puzzles among Hanayama's Cast Puzzle series. They have created this newer version of the original puzzle emphasizing style and precision, as PART II.

Designed by Otake & Wong, the object is to separate the two keys and then restore them to their initial state. It looks simple, but in fact involves a little trick. Beginners should therefore be careful not to pull them apart by force. With its sleek and modern appearance, it makes for a great gift for him or her, perfect for puzzle enthusiasts and those who appreciate a good brain teaser.