The Jack Puzzle is comprised of six different notched brass bars that interlock in one specific way to create a unified "jack" shape.
A desk object, a paperweight, and a true distraction—but be forewarned, if you take it apart, you might not be able to figure out how to put it back together…
(Hand-drawn assembly instructions are included)
DIMENSIONS: 1/2" Diameter bar; 3" X 3" X 3" (assembled)
WEIGHT: approx. 1 lb
MATERIALS: Solid Cartridge Brass (alloy 260 – 70% copper, 30% zinc),
Bull-nose ends, lathe-cut