General description This Tongue and Groove Router Bit Set is designed for professional woodworking, making it an ideal choice for creating precise biscuit joints in hardwood floors, drawers, doors, and more. The set includes industrial-grade cutters made from premium C3 tungsten carbide, ensuring durability and performance. Technical specifications Shank diameter: 8mm Working length: 3/4 inch Material: C3 tungsten carbide Coating: Heat resistant Teflon Compatibility and accessories Compatible with Bosch, Hilti, Milwaukee, Makita, Dewalt, and Porter Cable routers.