1.QUALITY MATERIALS: Our cutters are made of sturdy hardened steel and C3 grade granular carbide (C3 grade carbide is the highest grade used in the router cutter industry). The precise product design creates smooth, detailed cuts for all levels of complexity.2.PERFECT DESIGN: Hardened steel cutter body features an anti-kickback design. Balanced to a tolerance of +/- 0.003" (allowing for smooth operation at very high RPM's). 3 C3 grade carbide tips - micron level provides maximum strength and durability.3.WIDE APPLICATION: The router cutter can cut most materials including wood, MDF, particle board, plywood, lumber, softwoods, hardwoods and more. Ideal for crafting drawers or any other woodworking and can be used for edge-to-edge or end-to-end wood joining. Perfect for professionals and hobbyists alike.4.Versatile: Designed for laptop or tabletop woodcarving machines such as handheld and tabletop CNC routers. NOTE: Cannot be used in power drills or hand drills.5.PRECISION DESIGN: Each cutter is precision designed to ensure efficient and accurate cutting on a wide range of materials.