The Heavenly Metals Zero Tolerance 2-Piece Gear Cylinder Puzzle is a precision-machined stainless steel brain teaser designed to challenge even the most skilled puzzle enthusiasts. Featuring a unique interlocking gear mechanism, this EDM wire-cut puzzle requires careful alignment and precision to join the two pieces. With a height of 35mm, a diameter of 35mm, and a weight of 263g, this puzzle has a solid, premium feel that makes it both a satisfying challenge and a striking display piece. Whether you're an engineer, collector, or brain teaser enthusiast, this puzzle is a perfect stress-relief tool and executive desk accessory. Each puzzle comes in a premium box with a microfiber cleaning cloth, ensuring it remains in pristine condition. Whether displayed on a desk or used as a mind-bending challenge, the Heavenly Metals Gear Cylinder Puzzle is a must-have for those who appreciate craftsmanship and complexity.