Widin Carbide Corner Radius End Mill - 4 Flute - 10mm x R2.5The Widin Carbide Corner Radius End Mill is a precision cutting tool designed for engineers and machinists tackling hard alloys and intricate pocketing. Its 10 mm diameter, 2. 5 mm corner radius, and 4 flute carbide construction deliver reliable, precise performance in demanding materials. Diameter: 10 mm Corner Radius: R2. 5 Flutes: 4 flute design for rigidity and efficient chip evacuation Helix Angle: 45 for high speed cutting and stable feeds