Star SU is the merger of SU America, a unit of Samputensili, and Star Cutter Company. Star SU is allied with Star Cutter for sales distribution in North America. Star SU products include gear hobbing machines, gear grinding machines, gear chamfer and deburring machines, gear shaping machines, gear inspection machines, tool and cutter grinding machines, hob resharpening machines, gear hobs, gear shaper cutters, gear shaving cutters, Fellows shaper cutters, mills, gundrills, reamers, PCD carbides, and tool coatings. Star SU also provides CRM services for tool life cycle management, complete automation integration services, and machine service support.