YG-1 TEF90 Helical Flute Thread Mill, 1/2-32 Thread, 3-1/2 in OAL, 4 Flutes, 3/8 in Dia Shank

Thread Mills Solid Carbide 60 Degree Helical Flute Tialn Coated For Unified Internal Threads - Ansi B 1.1

Yg-1 Cutting Tools Tef90 1/2-32 Thread Size | Unified | 4 Flute | Solid Carbide | Tialn Coated | Helical Flute Thread Mill