This item is soldering iron tip replacement for TS100 soldering iron. It provides 7 types of soldering tips for your choice to meet different soldering requirements. And all tips are made of stainless steel for good heating performance and long durability. Features: 1. Made of stainless steel with high hardness, resistant to high temperature and durable for long term use. 2. Smaller than traditional soldering tips, better heat conduction effect. 3. Provides 7 types of soldering tips to meet your different soldering requirements. 4. Good heating performance for quick temperature rise. 5. Replacement soldering iron tip for TS100 soldering iron. 6. Suitable for electronic production and electric maintenance such as mobile phone, computer, etc. Specification: Material: Stainless Steel Options : --7pcs soldering tips (1pc of each type) --1pc TS-K soldering tip --1pc TS-KU soldering tip --1pc TS-B2 soldering tip --1pc TS-I soldering tip --1pc TS-D24 soldering tip --1pc TS-BC2 soldering tip --1pc TS-C4 soldering tip Soldering Tip Length: 10.5cm/4.13in (TS-KU, TS-B2, TS-D24, TS-BC2, TS-C4), 11cm/4.33in (TS-K), 10.3cm/4.06in (TS-I) Package Weight: Approx. 20g/0.7oz (1pc), 154g/5.4oz (7pcs) Package list: 7 * Soldering Tips (1pc of each type) or 1 * Soldering Tip (Based on your option) Note: Please allow slight error due to manual measurement. Thanks for your understanding. .