... 3.Flute:2F,4F 4.Helix angle:35 degree end mills1.Material:HSS,HSS-CO,Carbide 2.Coating: ... 2F,4F 4.Helix angle:35 degreeFeatures:1.CNC end mill2.Material:HSS,Hss-co,Carbide3.Coating:TIALN,TICN ... Helix angle:35 degree7.HRC:35-58 We are a manufacturer mainly specialize in forming taps,spiral pointed taps ... and other cutting tools,such as drill bits,end mills,saws etc. We can supply special one according ...