Scientific Cutting Tools TM4-.5MM-SA 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, 0.224" LOC, 2.5" OAL, AlTiN+ Coated
$206.72