COYOUCO Tungsten Cube Metal Density Cubes Pure Metal High Density Element Cube for Element Collections Lab Experiment Material Hobbies,30 * 30 * 30mm

High Density: package included 1 piece of tungsten cube with 99.95% purity element simple substance, which is suitable for element collections, hobbies, DIY, experiments, material display High Accuracy: the cube is with the optional dimensions of 10/15/20/30/35/40/50(+/-0.1)mm; The cube is made of high-purity tungsten material, which has extremely high density and strength. Tungsten is a hard, corrosion-resistant metal commonly used to make high-temperature, high-pressure, and high-load parts and tools. Reliable Material: metal samples cubes are made of high density W element cube, safe and reliable, which are practical educational applications for different grade levels, also are suitable for element collections and display Beautiful Appearance: W element cube has a very beautiful appearance after precise cutting and fine craftsmanship, natural metal (element) color with matt surfaces, hand-made metallic strips Wide Application: density cubes can be applied for labs, offices, science sections, teachers, gifts, science demonstrations, and are suitable for different ages, with a nice understanding of metals, elements, different densities