Material: Made of aluminum alloy, our router table plate is durable and not easy to rust. Router table plate: Size: 235mm x 120mm x 8mm. The hole distance is 60 x 70mm. Easy to install: Threaded allen key inserts in each corner help you easily level and adjust the router insert with your table. A handy center hole ring that aligns the router so it can be centered over the drill hole. Safety: Inverting your router into a router table allows for safer and more versatile operations. Allows precise drilling and easy to mount any router. Wide use: multi-function insert plate, suitable for making your own boring and milling table, suitable for woodworking of high accuracy. Work with the cutting machine to cut flashing, slotting, wood milling. Features: 1. Made of aluminum alloy, easy to use and not easy to rust. 2. Convenient center hole ring used to align the router so that it is centered in the bit hole. 3. Makes it easy to drill and mount any router. Color: Black. Material: Aluminum Alloy Plate + Plastic Rings. Approximate dimensions: 235 x 110 x 8 mm. Hole distance: approx. 60 x 70 mm. Contents: 1 insert plate for router table. 4 insert rings for router (3.5cm, 1.2cm, 1.2cm, 1.2cm). 1 set of fixing screws.