General description The 6MM Shank Matched Tongue and Groove Router Bit Set features a robust design ideal for woodworking. Made from high-hardness tungsten steel, these industrial-grade bits are engineered for exceptional sharpness and durability. The unique design ensures impact resistance and maintains blade sharpness, making it a top choice for quality woodworking tools. Technical specifications Shank diameter: 6MM Material: High-hardness tungsten steel Coating: Heat-resistant and construction-resistant Teflon Teeth: 3 Usage This router bit set is suitable for cutting various materials including wood, MDF, chipboard, and plywood compact panels. It is not recommended for cutting ferrous metals or materials such as steel and iron.