DescriptionSpecificationsDescriptionSquare End Mill: 3/8'' Dia, 3/4'' LOC, 3/8'' Shank Dia, 2-1/2'' OAL, 4 Flutes, Cobalt Single End, TiCN Finish, 30 ° Helix, RH Cut, RH FluteSpecificationsManufacturer Item No.87144648Manufacturer NameHertel