1/2 X 3-1/4 4 FLUTE BALL NOSE ROUGHING END MILL

Cobalt Roughing Ball Nose End Mill, 1/2″ Mill Diameter, 1/2″ Weldon Shank, 1-1/4″ Flute Length, 3-1/4″ Overall Length, M42 Cobalt High Speed Steel, 4 Flutes, Coarse Pitch, Single End, 30° Right Hand Helix, Right Hand Cut, Sinusoidal Tooth Form, 1 per Pack