Carmex MT0500E1120UN

Helical Flute Thread Mill: 3/4-20;1-20, Internal, 5 Flute, 1/2″ Shank Dia, Solid Carbide 20 TPI, 0.4720 mm Cut Dia, 1.0800″ LOC, 3-1/2″ OAL, TiAlN Coated