HI-TECH METAL FINISHING

anodizing, cleaning, pickling and etching of metal parts for aircraft; conversion coating of metal parts for aircraft, namely, conversion of the surface of metal parts to a coating by chemical and electro-chemical processes; application of coatings to metal parts for aircraft; passivation of metal parts for aircraft, namely, processing of metal parts to produce an oxide film that protects metal parts from corrosion; thermal treatment of metal parts for aircraft; electroplating of metal parts for aircraft

testing and inspection of metal parts for aircraft for others