This lead-free solder from Harris Products Group is specifically designed for the reliable installation of tighter connections, making it an excellent choice for soldering copper plumbing tubes. With a diameter of .118 inches and a composition of tin and antimony, it offers higher electrical conductivity and fluidity, ideal for a range of general soldering applications. Compliant with NSF/ANSI standards for drinking water system components, it assures safety and performance for plumbing use. The solder features a low melting range, with liquidus at 464°F, making it suitable for tasks where moderately elevated temperatures may be involved. Additionally, this product is RoHS compliant, reflecting a commitment to environmentally responsible manufacturing practices.