- Anodizing (plating) of metals or formed products (34)
- Chromium plating of metals or formed products (53)
- Decorative plating and finishing of formed products (12)
- Electrolizing steel (23)
- Electroplating of metals or formed products (68)
- Gold plating (9)
- Plating of metals or formed products (68)
- Rechroming auto bumpers (12)
- Buffing for the trade (13)
- Cleaning and descaling metal products (32)
- Coloring and finishing of aluminum or formed products (9)
- Depolishing metal (1)
- Finishing, metals or formed products (70)
- Polishing, metals or formed products (54)
- Sand blasting of metal parts (115)
- Tumbling (cleaning and polishing) of machine parts (4)
