Features1CLEAR SCALE: Both sides of the plate are printed with scales in inches and centimeters, which are clear to read and are not easily worn out. 2STURDY AND STABLE: Made of aluminum alloy material, the router plate is sturdy and hard wearing, not easy to rust, has a long service life. 34 INSERT RINGS: Convenient center hole bushing design, comes with 4 different sizes of insert rings, allowing you to match different hole openers. 4PRECISE DRILLING: This router table plate ensures precise drilling, and makes the installation of hole opener easier. 5WIDE USAGE: This table top insert plate is suitable for wood trimming, milling, slotting, drilling, engraving and more.SpecificationItem Type: Router Table Insert PlateMaterial: Aluminum AlloySize: Approx. 23.5x12x0.8cm/9.3x4.7x0.3inWeight: Approx. 407g/14.4ozUse: Hole OpeningColor: RedPackage List1 x Router Table Insert Plate 4 x Insert Rings 16 x Screws 4 x Nuts 1 x Accessories