Go to

http://www.puzzlemaster.ca

Puzzle Master is a Canadian distributor of a large assortment of disentanglement puzzles, brain teasers, jigsaws, puzzle rings, trick locks, boomerangs, chess sets, etc. The company started because of an interest the owner, Allan Stein, had in collecting wire puzzles. Allan collected these puzzles for a few years before he thought of making them himself.