YG-1 End Mill, Regular Length Single End, Series: E1030, 5/8 in Diameter Cutter, 3-1/8 in Overall Length, 1-1/8 in Length of Cut, 2 Flutes, 1/2 in Shank Diameter, Right Hand Cutting Direction, 30 deg Helix Angle, Flat Shank, 2 in Shank Length, HSS, Uncoated