3-edge CNC router bit, shank diameter: 1/2"; cutting diameter: 1-15/16"; cutting length: 1/2". Pointed tungsten carbide tip, solid hardened steel body with anti-kickback design. Heat-resistant Teflon coating that can reduce resin buildup for quick and easy cleaning. This Professional router bit is not only perfect for flattening wooden boards, straightening or planing the top surface of the spoilboard, but also for cutting and grooving Suitable for cutting solid wood, chipboard, plywood, MDF and various composites. wood (Avoid cutting black metal and non-wood materials such as steel, iron and sand). Suitable for CNC routers and other automatic routers as well as handheld and portable routers. on wood, cutting machines, etc. Product Description Name: three-blade T-knife Material: YG6 alloy cutter head, 45# carbon steel cutter body, surface sprayed Weight 140 grams Uses: used for grooving wood