The Bernzomatic® Copper Phosphorus Brazing and Welding Rods are ideal for use in refrigeration, electrical and plumbing applications. These rods can be used to join copper tubes and pipes, electrical wires or flexible tubing, or to braze copper with bronze or brass. They have a tensile strength of 40,000 psi and a working temperature of 1,350 to 1,550 degrees Fahrenheit. Package includes three rods.