UYKUM 3D Puzzles for Adults 221 Piece Model Mechanical Octave Box Puzzles Hobby Gifts Wooden Puzzle Anniversary Valentines Day Gifts

Fully matched with module fit design, all tiny details can be truly restored. The central mechanical propeller brain, the built-in spiral fan structure, and the fully transparent protective cover on the head make the sophisticated structure clear at a glance. Selected northern frigid basswood, strong and not easy to break. Laser cutting process, the cutting error is less than 5 microns. The surface has been carefully polished without burrs and has a high fit. Cyberpunk robot modeling design, exquisite scaled-down physical robot, music box punk mechanical modeling, full of creativity. Imported steel parts, austenitic quenching process, significantly improve the wear resistance, toughness and fatigue strength of the steel, ensuring a long-lasting quality. The lever-type mechanical arm has a compact and powerful structure, and can rotate freely, reflecting the beauty of hardcore machinery. GIFT: These construction kits can be painted and decorated, making them unique crafts., Manufacturer: UYKUM