... )ultra micro grain carbide end mills 2)with AITiN coated 3)55HRC 4)long life solid ... .Tolerance is +-0.01mm4. It's solid carbide ball end mills. Dia is R6.0mm,Shank is 12mm, Lenght is 75mm ... pcb,round knife,angle milling cutter,side milling cutter, end mills etc. Also include locksmith key cutter, TRACERS, end milling cutter ...