[Quick Temperature]: Features good heating performance for rapid temperature rise. Offers better heat transfer effect, stability, and reliability. Easy to operate with high toughness and high density. Soldering temperature remains stable over time, providing longer life compared to conventional soldering tips. [Various Types Tips]: Includes 4 types of tips – ST-I/BC2/KU/J02 – in thin round head, small horseshoe, small knife shape, and pointed elbow shape to meet various soldering needs. [Great Soldering Effect]: Made from high-grade alloy with high hardness, high temperature resistance, anti-oxidation properties, and durability for long-term use. Precision craftsmanship and standardized design ensure excellent tin wetting and soldering performance. [Eco-friendly Tip]: All ST series soldering iron tips are made from eco-friendly, lead-free materials, safe for users. [Perfect Replacement]: Compatible with Pinecil solder pen, PTS200/TS100/TS101 mini pencil soldering irons, and other micro-type soldering pens available on the market. Note: Slight color variations may occur due to lighting and display differences, but this does not affect product usability. Color: As shown Material: Alloy Package Contents: 4 x Mini Pencil Soldering Iron Tips Note: Only the items listed above are included. Other accessories are not included. Note: Lighting reflections and different screen displays may cause slight color differences between the image and the actual item. Measurement may vary by +/- 1-3 cm.