1. Multi-grid classification/clear placement/easy to take 2. 16 storage hole capacity to meet daily storage, make the desktop clean and easy to use 3. The storage is simplified, and the heating core is changed from messy to neat and orderly, which is convenient for taking and placing 4. Intimate rounded corner treatment to avoid damage to the tip of the soldering iron 5. Made of high-temperature resistant flame retardant materials, safe to use 6. It can accommodate both soldering iron tips and small hand tools such as screwdrivers and tweezers 7. Lightweight and compact does not take up space, can be stored in small spaces, and weighs about 110g