General description This CNC Spoilboard Surfacing Router Bit set includes two types of bits designed for high-quality woodworking applications. The set features a 4-wing wood CNC router bit with a cutting diameter of 2 inches and a 1/2 inch cutting length, as well as a 3-wing wood CNC router bit with a cutting diameter of 1 inch and a 1/4 inch cutting length. These bits are suitable for various materials including wood, MDF, particle board, plywood, composite board, laminate, and acrylic, making them versatile tools for both professionals and amateurs. Technical specifications 4 Wings Wood CNC Router Bit: Shank: 1/2 inch; Cutting Diameter: 2 inch; Cutting Length: 1/2 inch 3 Wings Wood CNC Router Bit: Shank: 1/4 inch; Cutting Diameter: 1 inch; Cutting Length: 1/4 inch Material: Hard alloy with heat-resistant PTFE coating Construction: Industrial-grade microcrystalline carbide cutter head and high-quality alloy steel cutter body Compatibility and accessories Compatible with CNC and