Features: Brand new and high quality Material: Alloy, strong and durable This set includes 5 types of welding torch heads. You can choose the appropriate soldering iron tip based on different soldering requirements. Do not leave the iron powered on for extended periods when not in use. Prolonged heating may cause the tip to develop a layer of black oxide. Always tin the tip while heating. Excessive heat or prolonged use at high temperatures may cause the solder coating to burn off and the tip to turn black. These torch tips are compatible with soldering stations. Specifications: Material: Alloy Type: Lead-free Temperature range: 200-480°C Shape: 5pcs per pack (B + 2.2K + 2.4D + 3C + I) Suitable for: Soldering station Note: 1. Please allow 1-2mm variation due to manual measurement. Ensure you are comfortable with this before ordering. 2. Due to differences in monitor displays, the actual color of the item may vary from the picture. Package includes: 5 x Soldering Iron Tips