Jack Puzzle

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From Craighill Challenge your mind with the precision-crafted mechanical puzzle that started it all. Six different notched brass bars interlock in one specific way to create a unif ied "jack" shape. It is exactingly milled, and weighs just over one pound. A desk object, a paperweight, and a true distraction — but be warned, if you take it apart, you might not be able to figure out how to put it back together… Six interlocking brass bars 1/2-inch diameter pieces Bull-nose ends, lathe-cut 3 x 3 x 3 inches built 1.1 lbs Show more