1.4F cnc carbide flat end mill 2.Dia.:1-16.0mm with 38-100mm ... :2,3,4 4.Coating:TiAIN,TiN,AlTiN 4F cnc carbide flat end mill (Super high wear resistance/high impact resistance application ... flute.4)Helical angle:30°,35°,45°...5)Material:tungsten carbide,Solid Carbide6)Coating:TiALN,ALTiN,TiN coating or bright finished ...