Towards that end, Star SU companion Samputensili launched a new dry grinding machine in October, 2015, in response to the strain to remove the mess and bother of coolants while grinding after warmth treating. Called the SG160 Sky Grind, it options automotive gears two spindles, one for skiving hobbing and the other for generating grinding. Generating grinding is changing into a common process for gears post warmth treating.