Compromised of six notched brass bars that interlock in one specific way, this Craighill Jack Puzzle can be used for entrainment, decor or even a paperweight. It's milled by a skilled machinist in Massachusetts, and it weighs one pound. Consider yourself warned, if you take it apart, you might not be able to figure out how to put it back together.. [Details] SPECIFICATIONS: 1/2" Diameter bar Weighs approx. 1 lb Measures 3" X 3" X 3" (assembled) Solid Cartridge Brass (alloy 260 â€" 70% copper, 30% zinc) Bull-nose ends, lathe-cut Hand-drawn instructions included ORIGINS: Made in Massachusetts
- Brain Teaser Puzzle: Immerse yourself in the Craighill Jack Puzzle, a captivating mechanical puzzle offering a delightful break from digital distractions, suitable for both adults and kids
- Decorative Engineering: Crafted with precision, the Jack Puzzle comprises six notched brass bars, intricately interlocking to form a unified "jack" shape. Made from solid brass this puzzle features bull-nose ends and lathe-cut 1/2" diameter pieces
- Fun Brain Game: Weighing just over one pound, the Jack Puzzle serves as both a desk object and a paperweight. If you decide to take it apart, be warned—it might prove challenging to figure out how to put it back together
- Compact & Durable: With dimensions of 3" x 3" x 3", the Jack Puzzle is a decorative brain teaser that stands as an intriguing and aesthetic addition to your desk, shelf, or coffee table
- Share The Joy: Unlock the intricacies of the Jack Puzzle and invite your friends to partake in the delight of deciphering its creative design. Share the fun as you collectively unravel the mystery, turning it into a memorable and engaging group activity
- Brain Teaser Puzzle: Immerse yourself in the Craighill Jack Puzzle, a captivating mechanical puzzle offering a delightful break from digital distractions, suitable for both adults and kids
- Decorative Engineering: Crafted with precision, the Jack Puzzle comprises six notched brass bars, intricately interlocking to form a unified "jack" shape. Made from solid brass this puzzle features bull-nose ends and lathe-cut 1/2" diameter pieces
- Fun Brain Game: Weighing just over one pound, the Jack Puzzle serves as both a desk object and a paperweight. If you decide to take it apart, be warned—it might prove challenging to figure out how to put it back together
- Compact & Durable: With dimensions of 3" x 3" x 3", the Jack Puzzle is a decorative brain teaser that stands as an intriguing and aesthetic addition to your desk, shelf, or coffee table
- Share The Joy: Unlock the intricacies of the Jack Puzzle and invite your friends to partake in the delight of deciphering its creative design. Share the fun as you collectively unravel the mystery, turning it into a memorable and engaging group activity
