Scientific Cutting Tools TM4-.5MM Straight Flute Thread Mill: Internal, 3 Flutes, 1/4" Shank Dia, Solid Carbide
Straight Flute Thread Mill: Internal, 3 Flutes, 1/4" Shank Dia, Solid Carbide 0.11" Cut Dia, 0.323" LOC, 2.5" OAL, Bright Finish
$151.35