Precision Craftsmanship: Needle-Shaped Tips Perfect for Detailed Work on Small Circuit Boards, Micro Switch Contacts, and Narrow Spaces; Ideal for Electronics Repair and Refined Soldering Tasks High Performance Material: Made of Oxygen-Free Copper with Iron and Plating for Fast Heat Conductance and Heat Resistance up to 480℃, Ensuring Durable Use and Reliable Soldering Results Easy Maintenance: Tips Are to Oxidation, Simple to Install and Clean, and Should Be Polished with a Sponge and Wrapped with Tin to Extend Their Usability Long Lifespan: Designed for Over 20,000 Welding Joints When Used Properly, Providing Long-Lasting Functionality and Reduced Replacement Frequency If you have any questions about this product or need further information, please feel free to contact us promptly. We are more than willing to provide you with positive feedback and friendly service, Manufacturer: TNPLKIUYT