Features: 1Aluminum Alloy Material: The router plate of the woodworking table is made of aluminum alloy which is durable not easy to rust and can be used for many years. 2Center Hole Bushing: The plate comes with a convenient center hole bushing for aligning the machine so that it is in the center of the drill hole. 3Application: This router table plate is suitable for milling machine trimming and highly precise woodworks convenient carpenter tools. 4Grooving Tool: This drilling plate can be used for woodworking drilling grooving accurate and convenient and the angle and size can be corrected. 5Simple Operation: This tool is easy to operate labor saving and convenient to install making the woodworking work perfect. Specification: Item Type: Woodworking Router PlateMaterial: Aluminum AlloyGross Weight: 1385g / 48.9ozProduct Size: Approx.30 x 23.5cm / 11.8 x 9.3inHole Spacing Size: Approx.27 x 21 x 8.5cm / 10.6 x 8.3 x 3.3inInner Aperture: Approx.7.5cm / 3.0in Package List: 1 x Plate2 x Insert Ring16 x Screw4 x Small Nut2 x Large Nut2 x Washer1 x Long Screw Nail1 x Right Angle Wrench1 x Punch Head1 x Fixing Nut