[Precision size] 6mm tool holder, CNC facing machine drill bit, 40mm cutting diameter, 6.35mm cutting height. [High quality material] It is made of of microcrystalline cemented carbide blades and a solid hardened steel body, with excellent wear resistance and sharp edges, precise cutting to reduce debris and burrs, and has an anti-bump design. High-precision, stable and efficient grinding technology. [Multi-function] 4 blades allow you to quickly and cleanly cut through your project materials, clean the surface of your trash can, or create a base surface perpendicular to the engine of the router, also suitable for cutting and grooving/grooving. It can be used to flatten loose edged boards that are too large to pass through the planer and is ideal for projects of any degree of complexity. [Wide Application] These planers are suitable for cutting solid wood, particleboard, plywood, medium density fiberboard and various wood composite materials. (Avoid cutting ferrous metals and non-wood materials such as steel, iron and sand). [Applicable machine] Suitable for CNC routers and other automatic routers, portable and desktop routers. wood carving machine, hobbing machine, etc. 6mm shank Spoilboard CNC surface router bit for woodworking feature: It is specially designed for woodworking engraving machines desktop (such as portable and desktop CNC engraving machines) and cannot be used for electric drills and drills. Exquisite woodworking knives, precise edge planers, smooth and burr-free. The 4 wings can cut through your project materials quickly and cleanly, which is great for projects of any degree of complexity. Very suitable for hand woodworking and the like, our planer drill bits are the first choice for professionals and amateurs. With these drill bits you can make floors, cabinet doors, etc. Suitable for home and decoration. Specification: Blade material: YG6 hard alloy Body material: 45# carbon steel Cutting diameter: 40 mm Cutting height: 6.35mm Overall length: 45mm Package includes: 1 x 6mm Shank Surface Burr Bit Safety Tips: 1. This project is only used for industrial cutting/engraving. 2. When not in use, please put it in a plastic box. 3. Scope is suitable for hardwood, particle board, MDF, compact plywood board, acrylic; avoid cutting ferrous metals, non-wood materials, iron, etc. 4. Please wear protective measures.