High quality C3 micro grain carbide cutting bit with heat resistant Teflon coating, welded for maximum strength. 8mm shank cutter, can cut round grooves of 15mm height and 28.6mm diameter. Ideal cutter for making small bowls and mini woodworking trays, jewelry boxes, crafts, DIY, etc. Wood router bit, suitable for MDF, solid wood, particle board, plywood, wooden door wooden bed and other grinding, engraving work. Round Bottom Wood Cutter for CNC and other automatic crushers, CNC crushers, and portable and desktop routers. Specifications: Material: Carbide Color: Yellow Shank Diameter: 8 mm Cutting height: 15 mm Cutting diameter: 28.6 mm Total length: 63.5 mm Note: - Do not cut ferrous metals and non-wood materials such as: steel, iron, sand, etc. - Please take good protective measures during use to avoid damage to the eyes of the wood chip pulverizer. - The tool must be fully inserted and clamped so that we can use the clamping force applied during tool machining. Otherwise, it may result in breakage and damage to the knife shaft. - Please note that you always add some coolant (e.g. water) during operation, and if the material temperature becomes high, you may even smoke due to long-term operation and excessive speed. - Please keep them out of reach of children to avoid injury, because this knife is quite sharp. Package Contents: 1 * Wood Router Bit