Standard Pack = 1 piece(s). Number of Flutes=2; Material=Carbide; End Type=Ball; Flute Type=Stub; Diameter=.005"; Shank Diameter=.125"; OAL=1.5"; Coating=TiAlN; Flute Length (FL)=.008"; Wire Size=#99; Helix Angle=30degree ; Single End/ Double End =Single; Tolerance=+/- .0005;