Micsoa Lead Free Rosin Core Active Solder Wire，Smoke Free Flux Core Welding Wire， 0.03inch， Sn99 Ag0.3 Cu0.7，Flux: 2% (3.5oz)</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Micsoa Lead Free Rosin Core Active Solder Wire，Flux Core Welding Wire.Ideal for fine wire or circuit boards.With a very low impurity content，the products are made through advanced amelting technology and production process.The lead free products meet the requirements for environmental protection.</li><li>Lead free，Very little smoke and smell gas，melts evenly.Phenomenal compatibility with work surfaces.High-performance soldering flux，fast melting speed，good fluidity and quick speed to coat with tin.</li><li>Wire like this can increase electronic capabilities and the ease of using high end solder wire can really help beginners with how easy it is to work with</li><li>Diameter: 0.03inch;Sn / Ag / Cu: 99% / 0.3% / 0.7%;Flux: 2%;Melting point: 185 °C - 190 °C (365°F - 374°F).Inhibit the cracking of solder joints，copper corrosion and the growth of interface alloy layer</li><li>100% SATISFACTION GUARANTEE! If for any reason you're not 100% SATISFIED， let us know and our customer service team will help you return or refund</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/415vqfQX%2B4L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/410h-f66LfL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/517WqbKH7NL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/415ZPEK%2B35L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51eVa%2Bd8zSL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41Mi01Mw8-L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/61ieGXREgiL.jpg' noproxy></br>