Vortex Carbide End Mill - 3 Flute Standard Square Edge 45° - 8.5mmThe Vortex 3 flute carbide end mill with a standard square edge and 45 angle is engineered for demanding milling tasks. Its designed for professionals who machine hardened materials, delivering durable performance up to HRc55 and reliable accuracy across tough jobs. Diameter: 8. 5 mm Flute count: 3 flutes for improved rigidity, stable cutting, and efficient chip evacuation Edge geometry: Standard square edge with a 45 orientation for versatile