1. Different from other similar products, these aluminum welding rods have good welding effects. They feature a relatively low melting point, corrosion resistance, high thermal conductivity, and strong electrical conductivity. 2. Our aluminum welding rods are suitable for welding various metal materials, including stainless steel, iron, aluminum, and copper pipes, as well as electronic components and circuits. These welding rods, with an aluminum alloy core and a coating base, generally do not require the use of other flux powders or additional materials, making them relatively easy to use. 3. They are quite suitable for applications in fields such as power, chemical, food, and electrolytic aluminum plants without the need for extra flux powders. They can perform welding relatively quickly and efficiently, which is convenient for both household and industrial use. 4. Now, we would like to introduce our multi - functional welding rods that can meet many of your welding needs. Whether you are dealing with household water pipes, gas pipes, stainless steel and iron pipes, copper pipes, aluminum pipes, water tank electronic components, or circuits, our welding rods can achieve relatively fast and easy welding. 5. Different from other similar products, these aluminum welding rods have good welding effects. They have a relatively low melting point, corrosion resistance, high thermal conductivity, and strong electrical conductivity. The internal powder helps ensure strong weldability and corrosion resistance, while the copper - aluminum structure provides high thermal and electrical conductivity. 6. Our welding rods have good processing performance, and the welding results are relatively full and smooth. They are suitable for repairing stainless steel, iron, aluminum, steel pipes, and other metal materials. They are also suitable for pure aluminum argon arc welding and as filling materials, and are quite suitable for multiple industries such as power, chemical, and food. 7. In addition, our welding rods with an aluminum alloy welding core and a salt - based coating usually do not require extra flux powders. The welding rods are durable and odorless, making them a reliable choice for many of your welding projects. Product Information - Product Name: Welding Rods - Material: Copper, Aluminum - Features: Durable, Rust - resistant, Long - lasting, Relatively easy to melt - Size Details: Length: Approximately 7.8 cm / 3.07 inches Precautions Due to differences in light and screen settings, the color of the product may vary somewhat from the picture. Due to different manual measurement methods, please allow some slight differences in size. Package Content - Option 1: Package of 4 welding rods - Option 2: Package of 20 welding rods - Option 3: Package of 8 welding rods