Applicable temperature:200 Celsius - 480 Celsius High quality tips - with corrosion resistance and high efficiency thermal conduction,fit for lead-free soldering,lifetime no less than 50,000 welding spots box convenient for collecting tips after soldering,the cleaning cloth easy to clean the soldering iron tips Wide application - suitable for 936,937,938,942,951,969,907,907-ESD,900M,900M-ESD,852,852D soldering iron stations colour:Silver Material:copper Size:Hole outer diameter:6.5mm Inner diameter of the hole:4.2mm Package Contents: 1 * 900M-T-B soldering iron tip 1 * 900M-T-I soldering iron tip 1 * 900M-T-K soldering iron tip 1 * 900M-T-0.8D soldering iron tip 1 * 900M-T-1.2D soldering iron tip 1 * 900M-T-1.6D soldering iron tip 1 * 900M-T-2.4D soldering iron tip 1 * 900M-T-3.2D soldering iron tip 1 * 900M-T-2C soldering iron tip 1 * 900M-T-3C soldering iron tip 1 * 900M-T-4C soldering iron tip Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.