Product Overview The Pure Copper Welding Clamp is a professional-grade electrode holder designed for manual arc (SMAW) welding machines. Available in 300A, 500A, 800A, and 1000A rated current variants, it securely holds the covered electrode while transferring welding current with maximum efficiency. The high-conductivity pure copper and brass jaws ensure stable current delivery and low heat build-up, making it well suited for continuous operation in fabrication, repair, and