Affordable Router Bits This router bit set includes 7 pieces of straight milling cutters in 7 different sizes, suitable for basic woodworking grooving tasks. Product Material The router bits are made of YG8 carbide alloy and 45 carbon steel. The YG8 carbide alloy is suitable for rough machining of wood products under low-speed operation. Applicable Material These straight router bits are designed for grooving and trimming wood. Suitable for cutting composite materials, plywoods, and softwoods. Not suitable for cutting hardwoods such as oak, camphor wood, and birch. Heat Resistant Green heat-resistant coating helps prevent the build-up of sawdust, resin, and pitch, improving work efficiency. Applicable Materials Ideal for common worktop materials such as laminated chipboard, plywood, and softwood. Operating at high speeds or cutting hardwoods may cause the router bit to break. For hardwood cutting, a milling cutter with a 1/2 inch shank is recommended. Specifications Item name: 6mm shank straight router bit set Shank Diameter: 6mm round shank Cutting Diameter: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm Color: Green + Silver Weight: 121g Material: Cutter head – YG8 alloy, Cutter body – 45 carbon steel, Surface sprayed Package includes: 1 set x Straight Router Bit Set