High-speed solid carbide spiral bit Z=4R with chip-braker. Application: panel sizing and cutting of chipboards, veneer plywood, MDF, OSB, plastics and laminate. Machines: CNC Routers Features: - High-tenacity solid carbide micrograin; - Feed rate 20 m/min ** by particular geometry of cutting teeth Z=4; - Excellent finish on the upper and lower side of panel; - Longer life up to 50% more compared to the traditional tools. ** Providing that panel is well fixed on the machine.