Each set includes 40 sticks (0.050" x 1/8" x 10"), offering ample supply for air conditioners, refrigerators, and cold storage systems. These copper brazing rods are compatible with most HVAC units :These 15% silver brazing rods are made from high-purity BCuP-5 alloy for enhanced performance and safety. Ideal for precise HVAC applications, they provide reliable joints and smooth characteristics The silver solder rods provide superior wettability, reduced brazing time, and improved mechanical strength. With a solidus temperature of 1193°F (645°C) and liquidus of 1472°F (800°C), they , strong joints These welding rods require clean, oxide-free surfaces for optimal bonding. Ideal for professional use in HVAC maintenance, refrigeration repair, and copper pipe replacemen These welding rods require clean, oxide-free surfaces for optimal bonding. Ideal for professional use in HVAC maintenance, refrigeration repair, and copper pipe replacemen, Weight: 0.68784225744 Pounds, Manufacturer: Prterver