The metal paperweight can be used to learn about metals, elements, and density, making it suitable for laboratories, science classes, and science education. They can also be used as gifts.SpecificationMaterial: AluminumSize: 125 x 65 x22mm/4.92 x 2.56 x 0.871inchPacking List: 1 pcs of metal barAdvantageOur metal paperweight features a solid metal structure, ensuring it is both rust-proof and deformation-proof. The surface of the paperweight is laser-engraved with element information, such as atomic number, chemical symbol, name, density, purity, and atomic mass, which is very mysterious and scientific.InstructionMetal paperweight is made of high-density elements, which are cut and hand-polished. The polishing process can completely remove the cutting marks, but some traces of hand-polishing will remain.
