dataVariant_Brass
dataVariant_Brass
Puzzles and Play
5.0
Based on 30 reviews

Jack Puzzle

Six different notched brass bars interlock in one specific way to create a unified "jack" shape.

$ 98

Challenge your mind with the precision-crafted mechanical puzzle that started it all.
  • Six interlocking Brass bars
  • 3" x 3” x 3” with lathe-cut, bull-nose ends
  • Doubles as a paperweight and playful desk distraction
Finish - Brass

Join our community for 10% off on your first orderComplimentary shipping on all US orders over $125Free 30 Day US Returns

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…



Why craighill?

Everything we make starts its life in our Brooklyn Studio. Each object begins with a problem that we tackle with curiosity and solve through relentless exploration.

Designed to last and built from enduring materials, our products feel timeless from the very first moment you meet them. We make everyday objects and tools that live with you and grow more meaningful with time.

In the Wild

5.0 stars based on 30 reviews

This could be for life

With the introduction of our For Life Guarantee, we’re formalizing our commitment to quality and endurance. If you ever receive something from us that falls short of our standards or your expectations, we’ll take care of it. If it breaks, we’ll fix it. If it fails, we’ll replace it.

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