Scientific Cutting Tools TM170-28HA Helical Flute Thread Mill: 1/4-28, Internal/External, 3 Flute, 1/4" Shank Dia, Solid Carbide
Helical Flute Thread Mill: 1/4-28, Internal/External, 3 Flute, 1/4" Shank Dia, Solid Carbide 28 TPI, 0.1700 mm Cut Dia, 1/2" LOC, 2-1/2" OAL, AlTiN+ Coated
$255.97