Vortex End Mill 3 Flute Long Length Centre Cutting 30 Helix TiSiN Coated For 55HRC - 12mmVortex End Mill is a high performance centre cutting tool designed for precision machining in demanding materials. With a 12 mm cutting diameter, 3 flutes, a long reach, and a TiSiN coating, its built to deliver reliable cuts and extended tool life in hard workpieces. Diameter: 12 mm cutting diameter for robust material removal and stable cutting in tight pockets Flute count: 3 flute design that promotes efficient chip evacuation and a strong cutting