Scientific Cutting Tools TM235-18 Straight Flute Thread Mill: 5/16-18, Internal, 3 Flutes, 1/4" Shank Dia, Solid Carbide
Straight Flute Thread Mill: 5/16-18, Internal, 3 Flutes, 1/4" Shank Dia, Solid Carbide 18 TPI, 0.235" Cut Dia, 0.689" LOC, 2.5" OAL, Bright Finish
$150.76