DURABLE AND STABLE: Made of high-quality phosphor copper material, these welding rods offer stable performance and exceptional durability. VERSATILE APPLICATIONS: Ideal for various industries, including the electromechanical instrument industry, these rods are commonly used for welding copper tubes in air conditioners and refrigerators. EASY TO USE: Each pack contains 20pcs welding rods, ensuring convenient replacement during repairs. The standard 2.5mm diameter allows for easy installation and removal. PREMIUM QUALITY: These welding rods are meticulously processed to ensure high quality and reliable performance. They are designed specifically for welding refrigerator and air conditioner copper tubes. EFFICIENT REPAIRS: With their optimal design and material, these welding rods provide efficient and effective repairs. They are a must-have for professionals and DIY enthusiasts alike., Weight: 1.8959754532 pounds, Manufacturer: Ryanong