GARR End Mill, Center Cutting Single End Square End Standard Length, Series: 230R, 3/16 in Cutter Dia, 2 in Overall Length, 5/8 in Length of Cut, 4 Flutes, Spiral Flute, 3/16 in Shank Dia, Right Hand Cutting, 30 deg Helix Angle, Plain/Round Shank, 1-3/8 in Shank Length, Solid Submicron Carbide, Uncoated