- Electroplating and plating (8)
- Anodizing (plating) of metals or formed products (5)
- Chromium plating of metals or formed products (9)
- Decorative plating and finishing of formed products (2)
- Electroplating of metals or formed products (11)
- Gold plating (1)
- Plating of metals or formed products (21)
- Cleaning, polishing, and finishing (13)
- Buffing for the trade (8)
- Cleaning and descaling metal products (4)
- Finishing, metals or formed products (25)
- Polishing, metals or formed products (5)
- Sand blasting of metal parts (3)
- Tumbling (cleaning and polishing) of machine parts (2)
