The VAKOOBA Pure Copper Round Bar is crafted from 99.9% pure copper, providing excellent electrical and thermal conductivity, durability, and corrosion resistance. Measuring 30mm in diameter and 150mm in length, this solid round bar is suitable for electrical connections, bus bars, grounding, metal fabrication, and industrial applications. Its smooth metallic surface allows for easy cutting, machining, and shaping, ensuring professional results for both industrial and hobbyist use.