Three Cubes in a Cube, the famous Turner's Cube puzzle, 25mm or 1" size.

Cubes in a Cube, or the famous Turner's Cube puzzle. Great souvenir and an exclusive gift is a real technical challenge for every experienced machinist. Manufactured from the single solid block of 6061 aluminum. Brass cubes are sold out!
There are four cubes, all separated. All inner cubes can be moved and rotated freely, but can't come out. Perfect brain teaser. What you will get is:

1. The outer cube is 1" x 1" x 1", or 25mm x 25mm x 25mm.

2. The second cube is 5/8" x 5/8" x 5/8", or 16mm x 16mm x 16mm.

3. The third cube is 3/8" x 3/8" x 3/8", or 10mm x 10mm x 10mm.

4. The last cube is 1/4" x 1/4" x 1/4", or 6mm x 6mm x 6mm.

5. The piece of high quality stainless steel chain.

High quality, precise cut, very smooth and shiny surface, largest number-of-cubes to size ratio. Made in Arizona, USA. Condition is New. Shipped with USPS First Class Package.