pMorse End Mill, Ball Nose Double End Regular Length, Series 1889, 58 in Cutter Dia, 5 in Overall Length, 118 in Maximum Depth of Cut, 2 Flutes, Spiral Flute, 58 in Shank Dia, Right Hand Cutting, 30 deg Helix Angle, RoundWeldon Flat Shank, HSS, Brightp.