Make your own door and window casing In cherry, oak or any wood specie that you prefer. This bit makes beautiful classical Colonial window and door trim. You can even make curved window casing – perfect for trimming that palladian window.#54258, diameter (D) 1-1/2, Radius (r) 3/16, cutting Height (B) 1-27/32, shank (D) 1/2, overall length (L) 3-11/32, R2 13/16, R3 35/64, R1 1/32, flutes 2, D1 19/32, 54258 casing & brick molding 1-1/2 dia x 1-27/32 x 1/2 inch Shank Carbide Tipped router bit