Widin Carbide Corner Radius End Mill - 4 Flute - 12mm x R3.0The Widin Carbide Corner Radius End Mill is a precision cutting tool designed for machinists who demand reliable radii and consistent performance on hard materials. Its geometry emphasizes a 45 helix for high speed cutting and stable feeds, helping you complete demanding milling tasks with confidence. Diameter: 12 mm Corner Radius: R3. 0 Flutes: 4 flute configuration Helix Angle: 45 for high speed cutting and stable feeds Material: Solid carbide