ITEM NAME:3pcs Pure Solder Wire Pen Tube Dispenser Tin Lead Core Soldering Wire Tool #gib Store Home Promotion Hot Item Add to Fav.Easy soldering, corrosiveness resistant. Widely used for industrial soldering. Made of pure electrolytic tin and lead. 3 X Soldering Wires. Material: Tin Lead. If item is defective after 3 months, you can still send it back to us.