ITEM NAME:HLY-8S Soldering Iron Refresher Clean Paste Oxide Solder Iron Tip tool M&O.1 x Soldering Iron Tip Refresher Clean Paste. Clean welding nozzles with solder sponge or copper wire. Suitable for: Soldering iron head cleaning. Tin is plated on the welding nozzle. Due to the difference between different monitors, the picture may not reflect the actual color of the item.