[Affordable Router Bits] This router bit set includes 6 straight router bits, 7 different sizes of router bits that can meet the basic needs of wood grooving. [Product Material] The router bits are made of YG8 carbide alloy and 45# carbon steel. These YG8 carbide alloy router bits are more suitable for rough machining of wood products at low speeds. [Applicable Material] The straight router bits are used for wood grooving and trimming. Suitable for cutting all composite materials, plywood, and softwood. Not suitable for cutting hardwood, such as oak, camphor wood, and birch, etc. [Heat Resistant] The green heat-resistant coating prevents the accumulation of sawdust, resin, and pitch. Improve your work efficiency. Compatible Materials: Ideal for common countertop materials such as laminated particleboard, plywood, and softwood. Working at high speeds or cutting hardwood may cause breakage. If you need to cut hardwood, we suggest choosing a router bit with a 1/2" shank. Features: Item Name: 6mm Shank Straight Router Bit Set. Weight: 130g. Package: Each router bit comes in a single plastic box. Blade Material: YG8 Carbide. Body Material: 45# Carbon Steel. Shank Diameter: 6mm Round Shank. Cutting Diameter: 3mm/4mm/5mm/6mm/8mm/10mm/12mm. Package Quantity: 7pcs.