Premium Copper Construction: These soldering iron tip are made from copper for excellent heat conductivity and rust resistance, ensuring efficient soldering with smooth tin dragging Quick Changes Design: Featuring a plugs and play mechanism, these tips allow easy insertion and removal for fast replacement during soldering projects Efficient Heat Transfer: The copper base ensures rapid and uniform heat distribution, improving soldering accuracy and reducing work time Durability & reliability: Built to withstand high temperatures and frequent use, these tips provide long last for professional and soldering needs Versatile Tip Option: Includes three practical tip styles—round ( B), C, and K—to handle various soldering tasks with, Manufacturer: GMBYLBY