The Black Bull 80 Grit Abrasive Glass Beads is a general abrasive cleaner suitable for a multitude of applications. Use in an abrasive blaster to remove rust paint and graffiti or use in a blast cabinet for etching and surface preparation. Features: Clean and finish many surfaces remove rust paint graffiti corrosion and scale Great for paint removal cleaning etching and surface preparation General abrasive cleaner suitable for a multitude of applications Use on all metals brick concrete and masonry