The Hanayama Cast Key II puzzle is a variation on one of the oldest Hanayama designs.
The aim is to seperate and then re-join the two keys.
Designed by Otake & Wong.
Beginners should be careful not to use too much force with this one and damage the keys.
It is rated at 2 out of 6 on the Hanayama difficulty scale.
Oliver Mcintosh (verified owner) –
Very easy even for a novice, but that’s as per the description. Very well made.