Hiboo Tools manufactures precision HRC55 carbide ball end mills engineered for demanding machining applications in hardened steels, tool steels, and alloy steels. Our solid carbide ball nose end mills feature sub-micron grain structure with advanced AlTiN/TiSiN coatings that maintain cutting edge integrity when processing materials up to 55 HRC. The optimized radial relief geometry and balanced flute design ensure superior surface finish quality in complex 3D contouring and mold manufacturing applications.

Technical Specifications:

Complete diameter range: 1mm-20mm with full radius selection

2/3/4 flute configurations for different machining strategies

Specialized coatings for high-temperature resistance

Enhanced core strength for vibration reduction

These HRC55 ball end mills excel in precision die/mold manufacturing, aerospace component processing, and automotive mold applications. As an ISO-certified end mill manufacturer, we implement rigorous quality control including runout testing and coating thickness verification. Global distributors benefit from our competitive pricing structure, reliable OEM/ODM services, and stable supply chain support. Request technical documentation to discover optimal machining parameters for your specific applications.