Size: 5.5×2.7cm ZRF Solder Alloy: 63/37  FLUX 2.0%. wire diameter: 0.8mm. Wire Color: Silver Weight: 100g(including plastic roll) Melting point: 361°F/183°C. Good solderability, insulation resistance, No spattering and Non-corrosive. Widely used in electrical and electronics, solder parts like circuit board, electronics devices and others.