Usage Tips: Face milling cutter with 4 flutes, designed for woodworking routers; 51mm cutting diameter, 8mm shank, yellow coating. High Quality: Features sharp carbide cutting edges made from solid hardened steel with anti-kickback design. Precision grinding ensures clean, burr-free cuts and minimal debris. Stable and efficient performance. Precision Size: 8mm shank, 51mm cutting diameter, 12.7mm cutting height—optimized for spoilboard surfacing. Practical: Four cutting edges deliver fast, clean cuts on a wide range of project materials, suitable for applications of varying complexity. Multifunctional: Ideal for smoothing, planing, trimming, and grooving spoilboard surfaces. Wide Compatibility: Suitable for solid wood, MDF, laminate, particleboard, compact plywood, and acrylic. Not intended for metal or other non-wood materials. Design: Specifically engineered for resurfacing and maintaining spoilboards. Application: Compatible with wood, MDF, particleboard, compact plywood, and acrylic. Four carbide blades ensure consistent, high-quality cutting performance. Designed for use with CNC routers and handheld or benchtop routing machines. Not compatible with standard electric drills. Specifications: Material: Tungsten carbide tips, carbon steel body Shank Diameter: 8mm Cutting Diameter: 51mm Cutting Length: 12.7mm Package Includes: 1 x Spoilboard Router Bit