IVY Classic Industries is dedicated to producing a comprehensive, quality line of power tool accessories and hand tools. IVY Classic Tongue & Groove Slot 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 shielded ball bearing guide which prevents burning and marring. The anti-kickback design ensures constant chip removal and the 1/4" alloy-steel shank is tempered for strength. IVY Classic Industries manufactures an extensive line of professional carbide router bits.