Bench Dog 40-026 ProPlate, Phenolic Predrilled 2-Inch Bit Opening Accepts all Porter Cable, Bosch 1617/18 series, Dewalt 621/625 series, Makita RF1100/01 series, DeWalt 616/618, Milwaukee 1.75 to 2.25 horsepower models/5625-20, and Fein RT1800 router tables Plate thickness is 3/8-inch; made from super-strong phenolic composite Fits all Bench Dog router tables 2-inch and 3-inch bit hole sizes available 2-year warranty