Square End Mill: 5/16'' Dia, 2'' LOC, 3/8'' Shank Dia, 3-3/4'' OAL, 4 Flutes, Cobalt

Square End Mill: 5/16'' Dia, 2'' LOC, 3/8'' Shank Dia, 3-3/4'' OAL, 4 Flutes, Cobalt Single End, Uncoated, Spiral Flute, 30 ° Helix, Centercutting, RH Cut, RH Flute, Series 558