- Electroplating and plating (263)
- Anodizing (plating) of metals or formed products (266)
- Chromium plating of metals or formed products (321)
- Decorative plating and finishing of formed products (69)
- Electrolizing steel (5)
- Electroplating of metals or formed products (556)
- Gold plating (77)
- Plating of metals or formed products (942)
- Rechroming auto bumpers (19)
- Cleaning, polishing, and finishing (398)
- Buffing for the trade (60)
- Cleaning and descaling metal products (92)
- Coloring and finishing of aluminum or formed products (24)
- Decontaminating and cleaning of missile or satellite parts (8)
- Depolishing metal (2)
- Finishing, metals or formed products (774)
- Polishing, metals or formed products (689)
- Sand blasting of metal parts (222)
- Tumbling (cleaning and polishing) of machine parts (22)