IVY Classic Industries is dedicated to producing a comprehensive, quality line of power tool accessories and hand tools. IVY Classic Hinge Mortise Carbide Router Bits are ideal for cutting plywood, composition board, hard wood, and soft wood. The double fluted, C3 micrograin carbide ensures longest life and is diamond-honed for true cutting. These router bits feature a 1/4" 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.