Vargus 80551 Helical Flute Thread Mill, 1/2-13 Thread, American UNC Thread, 3-1/2 in Overall Length, 4 Flutes, 3/8 in Shank Dia

Vargus Helical Flute Thread Mill, Internal, 1/2-13 Thread, American UNC Thread, 3-1/2 in Overall Length, 4 Flutes, 3/8 in Shank Dia, Series: He-Lex, 0.35 in Cutting Dia, 0.923 in Length of Cut, Carbide, TiCN Coated