Premium Home Improvement Tool: Easily mount and center this 9 1/4 inch by 11 3/4 inch plate on almost any router table Undrilled Plate: Router table insert plate does not have predrilled mounting holes; center easily with alignment marks Perfectly Level Insert Plate: built in levelers on this 3/8 inch thick phenolic router table insert plate for smooth and level router table tops Easily Adjust to Router Bits: Level-Loc reducing rings easily adjust the opening around the router bit Premium Kreg Tools: We offer products that help woodworkers close the gap between idea and outcome, Weight: 0.14991433816 pounds, Manufacturer: Kreg Tool Inc