Lockout - AC Puzzles

Initial inspection of this puzzle reveals, by all appearances, a standard padlock with two keys. You will soon realise it does not operate as expected and you must explore its secrets before you discover how to unlock the shackle. Finding the multi-step solution has kept many seasoned puzzlers scratching their heads for some time.

This puzzle is designed to be challenging and difficult to solve. It is intended for puzzle enthusiasts and collectors and is not suitable for children.

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