IVY Classic 10888 3/8-Inch Keyhole Carbide Router Bit, 1/4-Inch Shank, 1/Pouch Ideal for cutting plywood, composition board, hard wood and soft wood. Single fluted, C2 modified carbide ensures longest life and highest quality, diamond-honed for true cutting. 1/4-inch chrome alloy-steel shank is tempered for strength. Anti-kickback design ensures constant chip removal. Width of Cut (W): 3/8-inch, Cutting Depth (D): 7/16-inch, Overall Length (L): 1-7/8-inch