Metal Element Cube Comprehensive 18 cube kit: Our metal component cube kit includes 18 different elements, such as Tungsten, Titanium, Bismuth, Carbon, Aluminum, Iron, Copper, Lead, Zinc, Vanadium, Chromium, Nickel, Tin, Antimony, Zirconium, Niobium, Molybdenum, Magnesium, and more.High purity and precision engineering: Each 10mm cube is made of cutting -. These cubes are made of real materials with 99.95 % purity, and have clear marginal peaceful entire side, reaching the minimum market tolerance of (+/- 0.1) millimeters. They are completely non - and safe to all users of the age.Laboratory -level purity and carving: Our metal cube has excellent purity level, and the range of different elements is from 99.5 % to 99.99 %. Each cube is engraved with basic details, including chemical symbols, names, numbers, density, purity, weight. Explore the charming element world with accuracy and authenticity.Vacuum packaging for protection: We use vacuum packaging to that the exquisite cube is protected during transportation. This packaging not only retains the natural appearance of the cube, but also prevent oxidation, thereby ensuring the lasting quality when they arrive.Polying and educational: These metal element cubes are not only suitable for density teaching purposes, but also provide a good supplement for . Their exquisite appearance and precise related to each element make them very suitable for them in classrooms, office, scientific parts, houses and schools. Release curiosity and explore chemical wonders. Comprehensive 18 cube kit: Our metal component cube kit includes 18 different elements, such as Tungsten, Titanium, Bismuth, Carbon, Aluminum, Iron, Copper, Lead, Zinc, Vanadium, Chromium, Nickel, Tin, Antimony, Zirconium, Niobium, Molybdenum, Magnesium, and more. High purity and precision engineering: Each 10mm cube is made of cutting -. These cubes are made of real materials with 99.95 % purity, and have clear marginal peaceful entire side, reaching the minimum market tolerance of (+/- 0.1) millimeters. They are completely non - and safe to all users of the age. Laboratory -level purity and carving: Our metal cube has excellent purity level, and the range of different elements is from 99.5 % to 99.99 %. Each cube is engraved with basic details, including chemical symbols, names, numbers, density, purity, weight. Explore the charming element world with accuracy and authenticity. Vacuum packaging for protection: We use vacuum packaging to that the exquisite cube is protected during transportation. This packaging not only retains the natural appearance of the cube, but also prevent oxidation, thereby ensuring the lasting quality when they arrive. Polying and educational: These metal element cubes are not only suitable for density teaching purposes, but also provide a good supplement for . Their exquisite appearance and precise related to each element make them very suitable for them in classrooms, office, scientific parts, houses and schools. Release curiosity and explore chemical wonders. size: 10mm Material: Metal colour: As shown Package Contents: 18 x Elements Cube(Zr Sn Fe Mg Co Ti Al C Cu Bi Sb Mo V W Ni) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.