... .material: carbon steel(cold rolled steel sheet,galvanized steel sheet or tube) stainless steel, copper , ... , forming, shaping, punching, drilling, milling, grinding, rolling, stamping, deep drawing, bending, welding, etcSurface treatmentPolishing, ... ; CNC milling machine; General milling machine; CNC drilling machine; General planning and grinding machine etcExport MarketsGlobalCertificationISO 9001 ...