This item is soldering iron tip replacement for TS100 solderingiron. It provides 7 types of soldering tips for your choice to meet different solderingrequirements. And all tips are made of stainless steel for good heatingperformance and long durability. Features: 1. Made of stainless steel with high hardness, resistant to hightemperature and durable for long term use. 2. Smaller than traditional soldering tips, better heat conductioneffect. 3. Provides 7 types of soldering tips to meet your different solderingrequirements. 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 asmobile 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 or 4.13in (TS-KU, TS-B2, TS-D24, TS-BC2,TS-C4), 11cm or 4.33in (TS-K), 10.3cm or 4.06in (TS-I) Package Weight: Approx. 20g or 0.7oz (1pc), 154g or 5.4oz (7pcs) Package list: 7 x Soldering Tips (1pc of each type) or 1 x Soldering Tip (Based on your option) Note: Please allow slight error due to manual measurement. Thanks foryour understanding. .