Featuring one spindle for skive hobbing and another for generating grinding, SG 160 SKY GRIND eliminates need for cutting oils. Process removes 90% of stock allowance with first pass using skive hobbing tool, which does not excessively heat workpiece. With second finishing pass, grinding wheel removes remaining stock without overheating workpiece. Structure with 2 spindles actuated by linear motors and simultaneous use of channels ensure chip-to-chip time of <2 sec.