Features: brand new and high quality It is mainly used to repair and maintain the soldering iron for head, quickly remove the black layer of the welding nozzle, and tin the soldering iron for head again. The use of environmentally friendly lead-free materials can clean the oxide on the soldering iron for head and restore the brightness and tin application ability of the soldering iron for head. First adjust the temperature of the welding nozzle to 300 ~ 360 ℃, let the soldering nozzle rub with the resurrection paste repeatedly, then clean the soldering nozzle with a cleaning sponge or steel ball, and finally coat with a new tin layer to make the soldering nozzle as bright as new. When the tip surface starts to oxidize during operation, it becomes dark and does not wet properly. To improve work efficiency, you need this tip refresher. Specifications: Material:Efficient Repair Materials Size:2x1cm/0.79x0.39inches Package Includes: 1 x Tip Refresher Cleaning Cream note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.