abrasive paper, abrasive cloths; silicon carbide, namely, a chemical substance used as an abrasive component in abrasive instruments; abrasives, abrasive stones, polishing stones used for polishing ceramic surfaces

ARTIFICIAL ABRADING, LAPPING, AND POLISHING GRAINS AND POWDERS, ABRADING WHEELS, ABRADING PAPERS, ABRADING CLOTHS, ABRADING STONES, POLISHING STONES, SILICON CARBIDE