Corner Radius End Mill: 5/16" Dia, 7/16" LOC, 0.03" Radius, 3 Flutes, Solid Carbide 4" OAL, 5/16" Shank Dia, 35 ° Helix, Zplus Coated, Single End, Centercutting, Series End Mills for Aluminum - 3 Flute - Corner Radius - 350 Helix - Variable Pitch -...