Item Name: Welding Low Temperature Welding Wire Soldering Tool Weld Flux Welding Rods. Copper electrode: Refers to the application of copper and copper alloy welding materials, suitable for oxygen-acetylene, TIG, MIG welding, and is widely used in automobile, ship, electrical and other manufacturing industriesMaterial:BrassQuantity: 40PCSColor: GoldOperating Temperature: 380-400Length: 33cm/,13",/50cmm/ 19.7"Diameter: 2mm / 0.08", 1.6mm/ 0.06"Package list:40pcs welding rod *Please make