CMT 855.803.11 3-Piece Glass Panel Set in Hardwood Case, 1/2-Inch Shank, Carbide-Tipped Contains 3 bits: 1-5/8-inch ogee rail and stile bits and a 2-1/8-inch slot cutter Use a rubber panel retainer to secure the glass in slot cut into the frames For hand-held routers Make a square rabbet on the inside of your door for installing the glass panel Non-Stick Orange Shield Coating, Anti-Kickback Design, Equipped with Bearing 2 SinterHip Hi-Density Industrial Chrome Carbide cutting edges for long-lasting performance