SGS 1/2″ Dia, 0.1020″ Tip, 82 Degree, 3 Flute, 1/4″ Shank Dia, Uncoated, Series 603, General Application Countersink

SGS 1/2″ Dia, 0.1020″ Tip, 82 Degree, 3 Flute, Countersink
SGS 1/2″ Dia, 0.1020″ Tip, 82 Degree, 3 Flute, 1/4″ Shank Dia, Uncoated, Series 603, General Application Countersink