Features: brand new and high quality ● Heat resistance and strong electrical conductivity: These soldering iron tips are made of high-quality materials, are heat-resistant, highly conductive, durable, and reliable for long-term use. ● Easy to use: not easy to oxidize, easy to install and disassemble, and very convenient to use. ● Size check: Check the size data before buying to avoid buying the wrong welding for head. ● Adaptation model: adapt to C210 soldering station. ● I /IS/K three specifications are available Specifications: Material:Stainless Steel Type 1: I Type 2: IS Type 3: K Package Includes: 1 Set Soldering Tools note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.