High-precision cutting tool designed for machining ultra-hard materials with enhanced durability and accuracy. Constructed from Cubic Boron Nitride (CBN), these endmills offer exceptional wear resistance, ensuring extended tool life in demanding applications. Their corner radius geometry provides improved strength and stability, reducing chipping and enabling superior surface finish. Optimized for hardened steels, tungsten carbide, and other hard brittle materials, these endmills deliver precise contouring and efficient chip evacuation. Ideal for high-precision industries such as mold making, aerospace, and semiconductor manufacturing, the NS TOOL CBN Corner Radius Endmill Series ensures consistent and reliable machining performance.