Made of high-quality oxygen-free copper, it conducts electricity quickly, is heat-resistant up to 480C, and is durable. Suitable for 936, 937, etc. soldering stations. The tip is shaped like a sharp needle, suitable for DIY production, such as car alarm brackets, small circuit boards, and contacts on which micro switches jump. If the soldering iron tip is used correctly, its service life can reach more than 20,000 solder joints. It has the advantages of long service life, not easy to oxidize, and easy to install and use. High safety and stable performance. Very easy to carry and clean. Use a sponge to polish the surface. Don't expose them to the open air, it's better to wrap them in aluminum foil. Specification: Material: Copper Color: Silver Outer Diameter: Approx. 6.2mm/0.26in Inner Diameter: Approx. 4.0mm/0.16in Length: Approx. 40 cm Model: 900M-TI Applicable to: 936, 937, etc. Temperature range: 200-480 Quantity: 10 pieces Note: The data are all measured manually, please allow 1-3 cm error Due to differences in light and display, there may be some color differences, please refer to the actual item received.