... part, grinding parts, wire cutting, polishing, heat treatment, surface treatment complying with customers' drawings. Precision CNC machining part Capacity:1).Machining facilities ... GradeGB,ASTM,AISI,DIN,BS,JISProcessPrecision CNC machiningTolerance:0.005mmSurface Roughness Ra0.4-3.2SoftwarePro/E, AutoCAD ,Solid work, UG,CAD ...