The 3500 Fury is stocked with FC-20 coating.
4-Flute - Variable Helix - 3500 Fury HP End Mills, FC20, RH Spiral, Square, Stub, 3/4 It performs exceptionally in high-speed machining and full diameter milling as well as produces excellent surface finishes. The 3500 Fury is a 4-flute, high performance end mill that excels in stainless steels, steels, super alloys, and titanium. Its tool versatility results in increased productivity, less tool changes, and longer tool life..