Chemicals for use in electrolytic marking and etching of metal; chemicals for use in weld cleaning; neutralizing chemicals for use during weld cleaning; chemicals for use in metal working and metal cleaning

Cleaning, polishing and scouring preparations; Polishing, scouring, and abrasive preparations; abrasive preparations, strips and paper for use in metal cleaning; Cleaning agents for metal; polishing preparations for metal; cleaning fluid for welding purposes

Machines and machine tools for use in metal marking, etching and cleaning; weld cleaning machines; metal marking and etching machines; metal polishing machines; machine tools for metal marking, etching and cleaning; brushes for use with machines, namely, rotary brushes, for use with weld cleaning machines, metal marking and etching machines; printing machines for use on sheet metal; stencil cutting machines; structural parts, for the aforesaid goods