[Quick Temperature]: Good heating performance for quick temperature rise. Better heat transfer effect, stability and reliability. High toughness, high density, soldering temperature less likely to change over time, longer life than conventional soldering tips. [Various Types Tips]: Provides 4 types - I/BC2/KU/J02 of thin round head, small horseshoe, small knife shape, and pointed elbow shape soldering tips to meet different soldering requirements. [Great Soldering Effect]: Made of high-grade alloy with high hardness and high temperature resistance for long-term use. Fine workmanship, standardized design, good tin soldering effect. [Eco-friendly Tip]: All series soldering pen tips are made of eco-friendly and lead-free materials, harmless to humans. [Perfect Replacement]: These soldering iron tips are perfect replacement parts for Pinecil solder pen, PTS200/TS100/TS101 mini pencil soldering iron, and other micro-type soldering iron pens on the market. Note: Slight physical color difference does not affect use. Light reflection and different displays may cause the item color in the picture to vary slightly from the real thing. Measurement allowed error is +/- 1-3 cm. Color: As Shown Material: Alloy Package Contents: 4 x Mini Pencil Soldering Iron Tips Only the above package content is included; other products are not included.