This class includes :

Plating, anodizing, etc. of metals

Heat treatment of metals

Deburring, sandblasting, tumbling, cleaning of metals

Coloring and engraving of metals

Non-metallic coating of metals: plasticizing, enamelling, lacquering, etc.

Hardening, buffing of metals

Boring, turning, milling, eroding, planing, lapping, broaching, leveling, sawing, grinding, sharpening, polishing, welding, splicing, etc. of metalwork pieces

Cutting of and writing on metals by means of laser beams

This class excludes :

Activities of farriers, see 0156;

Rolling precious metal onto base metals or other metals, see 242.