Advanced Cemented Carbide Router Bit: The router bit has a double-edged straight shank and an integral hardened steel body with an anti-backlash design. Very suitable for woodworking, trimming, cutting, grooving and texture woodworking projects. Wide range of applications: Using these tongue and groove router bit sets will allow you to will bring more comfort. Suitable for various materials and surfaces, such as wood, MDF, particle board, plywood, panels, softwood, hardwood, etc. Size of creasing head: Tooth width: 6.35 mm / 1/4 inch Tool handle diameter: 1/4 inch Tooth depth: 12.7 mm / 1/2 inch Note: Please avoid cutting ferrous metals and non-wood materials such as steel, iron and sand. Package includes: 3 x router bits Product Description Feature: Durable Steel Construction: The router bits have high quality materials, balanced craftsmanship and strong hardened steel plates, which can stand up to many uses and the test of time. Its clever anti-recoil design ensures safe installation under any circumstances! Make the perfect tongue-and-groove dowel: Use tools to skyrocket your DIY craft. You can fabricate, replace or repair hardwood floors yourself without having to spend a lot of money on expensive carpentry work. Specification: Yellow color Material: Carbide caveat: 1. The router bit is very sharp, please keep it away from children. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. When digging, please take good protective measures to prevent the sawdust splash from hurting your eyes. 4. Do not cut ferrous metals and non-wood materials, such as steel, iron, sand, etc. The router bit: 3*router bits< /p>