Rack Storage Support: Its anti-static design ensures the safety of electronic components during installation and maintenance, PCB soldering station PCB Holder: The bar-shaped design of the circuit board holder facilitates installation and removal, soldering circuit board holder Circuit Storage Support: This PCB holder is designed to securely hold electronic components, preventing them from moving or falling during use, soldering circuit board holder Circuit Board Maintenance Support: The bar-shaped design of this anti-static bar holder makes it easy to install and remove, allowing you to work quickly and efficiently on your circuit boards and other electronic projects, PCB holder PCB Tray: This 25-slot PCB holder is specifically designed for circuit boards and anti-burn storage racks