This 60/40 tin-lead solder wire is an essential tool for electrical soldering tasks. With a 1.0mm diameter and a 50g weight, it provides ample material for various projects. The rosin core enhances the wire's performance, ensuring clean and efficient connections. This versatile solder is suitable for a wide range of applications, from electronics repair to hobby crafting. Its high-quality composition guarantees reliable and long-lasting solder joints. Whether you're a professional technician or an avid DIY enthusiast, this solder wire is a must-have for your toolkit. Tin Lead Solder Wire: This high-purity solder is made of 60% tin and 40% lead (Sn60-Pb40), is the most commonly used type for electrical soldering Rosin Core: Prefluxed with 2% rosin core flux to prevent oxidation during soldering; no additional flux is needed Easy to Use: With a low melting point of 361°F (183°C) and heats up quickly and evenly Package Contents: 0.04" (1.0 mm) soldering wire with a gross weight of 1.76 oz (50 g) WARNING: This product can expose you to lead, which is known to the state of California to cause birth defects or other reproductive harm; For more information go to the official Proposition 65 Warnings Website