ITEM NAME:0.6mm 50G Lead Free Rosin Core 1.8% Soldering Solder Wire Roll Reel New TPN.1 Roll 0.8mm 63 37 Tin Lead Roll Soldering Rosin Core Solder Wire Cord Reel. 1 Roll Solder Wire Reel. Widely used in solder parts like circuit boards, electronic devices and others. Material: Plastic, Solder wire.