- HIGH EFFICIENCY: Our tongue and groove router bit is constructed from heavy-duty hardened steel, making it ideal for both CNC router machines and desktop routers. The anti-recoil design guarantees precise cuts, ensuring a flawless finish on any wood type. - DURABILITY: The sharp edges of our tungsten steel cutter facilitate seamless tongue and groove connections. Benefit from long-lasting performance and exceptional design that meets the demands of all your DIY projects. - VERSATILE USE: This tongue-and-groove cutter is perfect for crafting beautiful handmade furniture including flooring, tables, bedroom furniture, shelves, outer frames, and cabinets. Enhance your hardwood projects for kitchen and bathroom doors and walls effortlessly. - PRECISE PERFORMANCE: With a sharp shear angle and an advanced anti-bounce design, our groove router bit provides a smooth installation process with consistent results. Use Scenarios: 1. Create custom shelving for your living room or office, providing both style and functionality. 2. Build elegant cabinetry for your kitchen, ensuring a professional finish that enhances your home’s aesthetic. 3. Craft beautiful hardwood door frames for your bathroom, combining durability with design sophistication.