... burrs& sharp edges,ball blasting, sand blasting.;3.Machining: cutting,CNC machining, milling, drilling, griding,punching,screwing etc.;4.Finishing: ... mill finish,electrophoresis,polishing,plating,anodizing,painting,powder5.Packing: Plastic film and kraft paper wrapped, or as per customers ... .Assembly work Better products ,Better service,Better world! high precision aluminium machine part