1.Material:solid carbide 2.Size: square type: dia 1.0mm-25mm,overal length:45mm to 200mm ball nose type:R 0.50-R10.00, overal length:45-200mm More sizes please contact me,or as your requirement. 3.No. of flute: 2/4 futes 4.Work piece: Graphite,Plaste,Non-ferrous Metal 5.Coating: Diamond 6.Type:square/(taper) ball nose end mill/corner radius end mills