[Material] - The wood router bit set is made of hot-hardened carbide cutting edges and forged tool holders, with high strength, high hardness, good wear resistance and strong impact resistance. [Various Sizes] - Shank diameter: 6 mm; Cutting length: 4 mm / 5 mm / 6 mm / 8 mm / 9 mm / 9.52 mm / 10 mm / 11 mm / 12 mm / 14 mm / 16 mm; Number of groove cutters: 11. [Precise] - The high-quality cutter ensures professional and high-precision wood processing. [Clean Cut] - The cutter has a clean cut, stable rotation, high operating speed, the cutting material has no burrs, and the usage effect is perfect. [Suitable for] - The cutter can be used for grooving a wide variety of materials, including solid wood, MDF, particle board, and plywood. Features: High-quality alloy wood cutter for a sharper and longer-lasting edge, body made of high-quality alloy steel. Use this cutter for all straight cuts with 2-sided carbide blades. It can improve deep cuts and smooth edges. There are 11 different