... TOOLS manufactures high pecision sigle flute end mills (Milling Cutters,Single Flute Router Bits,end mills) used on CNC machine centerMaterial: M42 ... HSS CO8Single flute end mills for copyrouters like Elumatec, Emmegi, Haffner, Rotox, Striffler, Tekna, Omga, ... CNC milling machines.Curtain Wall Milling Cutters (Single Flute End Mills for Copyrouters) 3*12/60*8