The  Rosin Solder Tube is features a lower melting point which allows the solder to flow more smoothly, has a stronger soldering point, and is easier to use. It is designed for electrical applications, and it is perfect for use on speaker wires, small motors, appliances, and for general electronic repairs. The rosin-core eliminates the need for flux. The melting temperature is 430 degrees Fahrenheit which makes clean solder joints. The rosin core solder is ideal for low temperatures electronics soldering with a high temperature melting point. The poly tube dispenser allows a more secure grip making it convenient for consumers to hold and avoid burning their fingers on the soldering gun. Condition is New and item weight is .494 oz.