end mill 1)For key cutting machine 2)Nano coating,long life 3)Cemented ... is 40mm, with slot5.It's end mill with slot, for key cutting machine, be used in making car keys.6 ... .Fit for SILCA key cutting machines,but low cost ,long life, And strong. ... end mill,single angle milling cutter,side milling cutter,flat slotter,bitting cutter,milling cutter for cnc key cutting machine etc ...