IVY Classic Industries is dedicated to producing a comprehensive, quality line of power tool accessories and hand tools. IVY Classic Carbide Mortising Router Bits are designed to match up to the actual thickness of standard plywood (1/4-inch, 1/2-inch, and 3/4-inch). They are ideal for cutting plywood, composition board, hard wood, and soft wood. The double fluted, C2 modified carbide ensures longest life and is diamond-honed for true cutting. These router bits feature a 1/4-inch alloy-steel shank which is tempered for strength. The anti-kickback design ensures constant chip removal. IVY Classic Industries manufactures an extensive line of professional carbide router bits.