1. Reliable materials: The insert plate of the router table is made of aluminum material, ensuring use without deformation. It is resistant to wear and impact, remaining undamaged even after extended periods. 2. work efficiency: The cutter insert plate kit enhances cutting efficiency. It includes 4 different router insert rings and screws to accommodate various requirements, making work more efficient and convenient. 3. Suitable fit: The bit is set at 0, and the board features measurements in both inches and centimeters. This metal router mounting plate is compatible with most routers. The two different red caps on the aluminum router plate insert are designed to fit different drill diameters. 4. Versatile functionality: This router table mounting plate is a practical tool for woodworking whether you're a professional woodworker or a DIY enthusiast. It comes with 15 screws and 4 metal router insert rings, significantly boosting work productivity.