Ali's Bolt Puzzle

Crux Puzzles Verified independent store

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Made from an adapted M20 Carbon Steel 8.8 Bolt and Nut Ali's Bolt is a unique mechanical puzzle. The aim is to remove the nut from the bolt and this proves not to be as easy as it looks! Originally design by Ali in 2015 we are really pleased to now have it in stock. The bolt measures 110mm long and weighs roughly 330g. It comes in a red velvet bag but please note the solution is not included. Show more