THE MOST COMPLETE WORK TOOL KITComplete your hardwood tool collection with Tongue and Groove router bit set and 45 degree joint router bits.RELIABLE STEEL BODYRELIABLE CRAFTSMANSHIP: Unique design, durability and impact resistance ensure the sharpness of the blade, your first choice in terms of quality. Hardened steel body with anti-recoil. Teflon coating resistant to heat and construction.MANY USES TO UNLOCKUse these tongue and router bit tools to enhance your hardwood work performance and create beautiful handmade furniture yourself. Ideal for kitchen and bathroom doors, office cabinets, floor tables, bedroom shelves, outdoor frames, walls and more.WIDELY APPLICATIONSThe router bit set can be used in solid wood, density plate, MDF, plywood, suitable for most equipment, widely used in the woodworking furniture industry, wood trimming, smooth cutting, one-shot molding. Do not cutting non wood materials, such as steel, iron, sand, etc.SATISFACTORY SERVICE As long as you use the correct wood and make the right settings, this router bit can accurately polish the perfect wooden board for you. We provide 100% satisfactory service, if you encounter any problems during use, please feel free to contact us. We will always serve you.