Using a historic burr puzzle as the base, the jack puzzle is a uniquely precise mind teaser. With tolerances down to the 0.0005” in some cases. This little beast took some tight machining.
Instructions for assembly
By standardizing the cut specifications, we were able to get a great quote on a short run with a swiss machine. Most puzzles out there made of metal are cast or handbuilt. We get the quality and the price with a swiss machine.
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