1>Steel processing part 2>Material:steel 3>Finished:nickel plated 4>Metrec tolerance ... 5>ISO9001;ISO14001 Steel processing part1>Similar name:precision lathing part,precision machining part2>Material:brass,steel,iron,stainless steel,aluminium ... as automatic lathing machines,automatic tapping machines,automatic milling machine,automatic drilling machine.Rigorous quality control is put in place ,which is ...