... Flute:2,3,4,5,6 4F cnc carbide flat end mill (Super high wear resistance/high impact resistance application ... /high precision)1)Types:square end mill,ball nose end mill,corner radius end mill,roughing end mill2)Size: Dia 1.0mm ... 2-6 flute):deep groove,round head,end angle R,oblique flute(tapered),long flute.4)Helical angle:30°,35°, ... of drawings or samples. solid carbide T cutter end mill