DimensionsShank diameter: 8mm, Cutting height: 10mm 9.5mm 13mm, Cutting diameter: 19mm 22mm 25mm, Total length: 53mm 52mm 55mm. MaterialRounding router bit made of YG6 carbide and 45# carbon steel, the blade is sharp, the shaft is strong, the surface is coated, anti-rust, long service life. DesignWoodworking router bit mainly for sharpening. These tips can also be used to make clean rounded profile edges. High abrasion resistance, high-precision grinding technology to remove chips more smoothly. Applicable ScenariosCan be used as a standard blade knife without bearing, ideal for models and model guiding. Suitable for wooden door frames, wooden window frames and cabinet frames. Applicable MaterialsThis professional wood rounding cutter is suitable for wood, MDF, particleboard, plywood, acrylic and various wood composite materials (avoid cutting metal and non-wood materials such as steel, iron, sand, etc.). Specifications Material: main blade alloy yg6, blade body 45 carbon steel, surface coating. Color: yellow Shank diameter: 8mm Cutting height: 10mm, 9.5mm, 13mm Cutting diameter: 19mm, 22mm, 25mm Total length: 53mm, 52mm, 55mm * High quality alloy blade with micro particles, sharper and more durable edges. * High abrasion resistance, high precision grinding technology to remove chips more smoothly. * Can be used as a standard tip without bearings, suitable for wooden door frames, wooden window frames, combined cabinet frames. * This circular milling cutter is suitable for wood, MDF, particle board, plywood, acrylic and various wood composite materials. Notes - Do not cut ferrous metals and non-wood materials such as: steel, iron, sand, etc. - Wear good protection against eye damage from the wood chip sprayer during use. - The tool must be fully inserted and clamped to use the clamping force applied when machining the tool. Otherwise, it may result in breakage and damage to the tool shaft. - Please note that during operation, you always add some coolant (e.g. water) and if the temperature of the material becomes very high, you may also create smoke due to prolonged and too fast operation. - Please keep them out of reach of children so as not to get hurt, because this knife is sharp. Package Content: 3 x Wood Roundover Cutter