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despite their best efforts
twelve-piece burrs
A comprehensive challenge booklet boasting a staggering 101 puzzles to conquer
Seemingly impossible as the bolt has the same thread along it's length
Tricky 8.8 (Aka Ali's Bolt) Trick Bolt Brass despite their best effortsAli's Bolt is finally back in stock after a brief hiatus. Originally designed by Ali in 2015, this mechanical puzzle offers a truly unique solution. Crafted from a modified, size M20 Carbon Steel grade 8. 8 Bolt and Nut, it presents a challenging conundrum to solve. The objective is simple : remove the nut. This puzzle is heavy, weighting in at around 330g with the bolt measuring a fraction over 110mm long. It comes in a protective red velvet bag.
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