1、Scope of Application: 2 in 1 woodworking insert plate, with 2 types of installation hole spacing for different machines, 85x85mm size is suitable for router, 70x60mm size is suitable for trimming machine. 2、Aluminum Alloy: The router insert plate is made of excellent aluminum alloy, which has high hardness, good rust resistance and wear resistance, and suitable for long term use on woodworking tables. 3、For Woodworking Projects: This aluminum alloy flip board is suitable for high accuracy woodworking processing, with simple operation and strong practicality, ensuring perfect woodworking projects. 4、Precise Design: Convenient center hole is used to align the router and position it at the center of the drill hole. Engraving and milling worktable inserts facilitate drilling and installation of any router. 5、Fine Processing: With fine workmanship, this trimming machine flip board has a glossy appearance, without burrs or notches, and does not harm hands or the woodworking machine during use.