... steel 4.+/_0.05mm Most of thehigh precision sheet metal partsare used in motorcycle,instruments,meters etc. 1.The ... (3)ISO 9001:2008 certificate (4)Advanced equipment(CNC lathe, turning lathe, wire EDM, griding machine etc) (5)Various materials ... are not listed above.Process technologyCasting, Machining, Metalworking, Sheet Metal Bending, Surface Treatment, Heat Treatment, Griding, Milling, wire EDM ...