... Copper Alloys 3,Solid Carbide End Mills HRC45 TypeMat.D[mm]d[mm]L[mm]Flute no.A1-50Carbide41502, 3, ... , 3, 4A16-100Carbide16161002, 3, 4A20-100Carbide20201002, 3, 4 Remark: 1.Brand Name:Raise 2.Material:Carbide 3.Coating ... :No 4.Applications:Plastics,Aluminum Alloys,Copper Alloys 5.Helix ... .Diam mm:1~20 8.Shank Diam mm:4~20 9.Length of Flutes mm:3~45 ...