Widin Carbide Corner Radius End Mill - 4 Flute - 10mm x R0.5The Widin Carbide Corner Radius End Mill is a precision 4 flute cutter designed for machinists who work with hard materials and detailed internal radii. With a 10 mm cutting diameter and a 0. 5 mm corner radius, it delivers reliable, highquality milling across demanding applications. Diameter: 10 mm gives a consistent cutting width essential for tight tolerances Corner Radius: R0. 5 mm enables smooth, accurate internal corners and fillets Flutes: 4