SGS® End Mill, Ball Nose End Extra Long Length Fractional, Series: E1B, 1 in Diameter Cutter, 6 in Overall Length, 3 in Length of Cut, 4 Flutes, Spiral Flute, 1 in Shank Diameter, Right Hand Cutting Direction, 30 deg Helix Angle, Straight Shank, 3 in Shank Length, Micrograin Solid Carbide, TA Coated Finish