The VAKOOBA Pure Copper Round Bar is made from 99.9% pure copper, offering superior electrical and thermal conductivity, durability, and resistance to corrosion. Measuring 20mm in diameter and 300mm in length, this solid round bar is suitable for electrical connections, grounding, bus bars, metal fabrication, and industrial applications. Its smooth metallic finish allows for easy cutting, machining, and shaping, ensuring reliable performance for both industrial and hobbyist use.