Specifications: Model: PT-31XT Nozzle: Copper (Zinc Plated) Electrode: Copper Wire and Zirconium Wire Cup Material: Ceramic Current: 0-40A Quantity: 30pcs/set Weight: Approximately 7.8 oz (220 g) Package List: 10 x Electrode 10 x Nozzle 5 x Shield Cups 5 x Gasring Note: The color of the item displayed in the picture may differ from the actual object. Please take the actual one as standard. If you have any questions, please feel free to contact the seller.