1、INDUSTRIAL HIGH CARBON STEEL MATERIAL: High carbon steel is adopted for higher strength and durability, making the router bit suitable for long term use. 2、3 FLUTE DESIGN: The anti backlash design of the 3 flute enables the router bit to have faster cutting speeds and a longer blade life. 3、REPLACEABLE FLUTE: A solid cemented carbide flute with 3 cutting edges, allowing the user to rotate the tool when one side becomes blunt. You can replace the flute instead of replacing the entire bit. More convenient to use. 4、WIDE APPLICATION: With a 8mm shank, this router bit is suitable for desktop, handheld, or CNC applications. This type of milling drill is very suitable for leveling wooden boards, cleaning the bottom, and grooving. Used for CNC and other automatic routers, as well as handheld and desktop portable routers. 5、EXCELLENT PERFORMANCE: Screw locking, large chip space, good chip removal, light cutting, low milling resistance; The black ti electroplating technology, oil free storage, long lasting rust resistance.