1. Made of high-quality resin and tin, odorless, non-toxic, healthy smell, less smoke 2. Small diameter, easy to control the amount needed for welding 3. Easy to use, good effect, no burning, consistent product 4. Good solderability, good insulation, no splashing, no corrosion 5. Widely used in electrical and electronics, circuit board welding, electronic equipment, and other components The solder wire is treated with a special process, which has the effect of removing oxides and anti-oxidation, which can prevent the solder wire from oxidizing, prevent the solder wire from oxidizing, and has antioxidant stability and anti-corrosion ability. When used, it will not produce bad smell, no toxic or unhealthy smell, and less smoke. Using the solder wire spool, welding can be completed faster, saving time and labor Widely used in electrical and electronics, circuit board welding, electronic equipment, and other components. Specifications: Wire diameter: 0.8mm / 0.03" Size: 5.5 x 2.8 cm / 2.16 x 1.1" Weight: 104g (approx.) Package includes: 1 x solder wire