Premium Quality: Crafted with 60% tin and 40% lead, this rosin core solder wire offers exceptional electrical conductivity and durability for all your electrical soldering tasks.Optimal Flux: With 1.8% flux content, it ensures a seamless soldering experience by cleaning surfaces and promoting a strong bond.Ideal Diameter: The 0.8mm diameter provides precision and control, making it perfect for a wide range of electrical soldering applications.Generous Quantity: At 450g, you'll have an ample supply for multiple projects without constantly having to restock.Versatile and Reliable: Suitable for various electrical soldering needs, it delivers consistent performance for electronics, wiring, and other projects