BAZHOU Hand Tools Acrylic Base Plate Universal Router Base Plate Durable Universal Router Accessory Woodworking Tool for Various Router Sizes Transparent design: Woodworking tool is made of transparent acrylic resin, which is quick and easy to install, increasing visibility Size: universal router base plate is equipped with various screw sizes to suit various bakelite milling sizes Chart: On electric wood milling bases chart, find the model of the router and the corresponding letter that represents the mounting hole pattern on the bottom plate drawing. Find the hole pattern on the base plate and mark it with a crayon or felt-tip pen Convenience: Use universal router accessory to connect a convenient brass centering pin, which can quickly and accurately align the center of the bottom planer chuck Material: Acrylic base plate is made of new high-quality transparent acrylic, with excellent visibility, easy to observe the work surface, and reduces wrong movements Color: transparent Size: as shown Quantity: 1set 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding. 3. Only the above package contents, excluding other products.