General description The CCYKXA 4Pcs 8mm Shank Router Bit set includes four straight router bits designed for woodworking. Made from high-quality hot-hardened carbide, these bits offer exceptional durability and performance for various milling tasks. Technical specifications Material: Hot-hardened carbide cutting edges and forged tool holders Arbor Diameter: 8mm Cutting Lengths: 40mm, 50mm, 63mm, 76mm Total Lengths: 72mm, 84mm, 97mm, 109mm Number of Grooving Cutters: 4 Usage The router bits are suitable for grooving a variety of materials, including: Solid wood MDF Particle board Plywood