①. Aluminum Table Insert Plate with 4 Rings for Woodworking Tables, 235mm x 120mm x 8mm ②. Material: Made of aluminum alloy, the router table plate is durable and not prone to rust. ③. Router Table Plate: Size: 235mm x 120mm x 8mm. Hole spacing is about 60 x 70mm. ④. Easy to Install: Threaded hex key inserts on each corner help align and adjust the router insert to the table. A convenient center hole ring aligns the router so that it can be centered over the drill hole. ⑤. Safety: By turning the router into a router table, safer and more versatile operations can be performed. It allows for precise drilling and easy installation of any router bit. ⑥. Widely used: A multi - functional insert plate, suitable for making a drilling and milling table, and for high - precision woodworking. It can work with sawing machines to cut edge, groove, and mill wood. ⑦. Features: - Made of aluminum alloy, easy to use and not prone to rust. - A convenient center hole ring is used to align the router so that it is on the center of the hole on the bit. - Easy to drill and install any router. ⑧. Color: black. Material: aluminum alloy plate + plastic rings. Approximate dimensions: 235 x 110 x 8 mm. Hole distance: approximately 60 x 70 mm. ⑨. Contents: 1 milling table insert, 4 milling insert rings (3.5 cm, 1.2 cm, 1.2 cm, 1.2 cm), 1 set of mounting screws. ⑩. Thank you for purchasing the products. Have a happy day.