Versatile Grooving Kit: Includes 3 precision router bits with 1/4inch shanks and 6 interchangeable bearings for cutting at different depths. Ideal for creating multiple groove sizes in a variety of materials. Superior Cutting Performance: Made of premium Alloy Carbon Steel, it is and to withstand impact. Experience smooth, precise cuts with our premium blades that resist wear and extend tool life. Advanced Design: Adopts coating to reduce heat and resin buildup, ensuring clean cuts. The coating effectively prevents material buildup, improves performance and maintains blade quality over time. Wide Application Compatibility: Suitable for a variety of materials, including wood, MDF, plywood, particleboard, acrylic and wood composites. Our router bits provide flexibility and precision for professional-grade woodworking projects. Compatible with a variety of routers: Suitable for CNC machines, automatic and manual routers, handheld and benchtop. Note: adequate clamping to prevent bending