Mohoo 63/37 Tin/lead Rosin Core 0.5-2mm 2% Flux Reel Welding Line Solder Wire 100G 1.5mm With good solder-ability, insulation resistance, no spattering and non-corrosive . Low melting point, was being used in iron soldering. With bright and full soldering points,convenient to use. Excellent performance in desoldering,anti-oxidation and anti-corrosion. 100g/roll, easy to carry, essential materials for electronic enthusiasts.