1、ALUMINUM ALLOY MATERIAL: Made of premium aluminum alloy, sturdy and durable, rust resistant and wear resistant, suitable for long term use on woodworking carving tables. 2、EASY TO USE: A practical center hole washer used to align the router in the middle of the hole while expanding the range of use of the trimmer. Drill and install any accuracy router. The threaded key can be inserted into any corner, supporting a horizontal position, and the router can be easily inserted and adjusted to the table. 3、STRONG COMPATIBILITY: The router table insertion board is easy to install any accessory, and the multifunctional card with a ring is the ideal choice for creating woodworking and good accuracy woodworking workbenches. 4、FINE WORKMANSHIP: Well crafted with standard holes and smoothly appearance, ensure easy installation, and do not scratch your equipments and tools. 5、MAIN APPLICATION: Router table insert plate is suitable for accuracy woodworking processing.