Bosch premium-grade wheels are constructed of high-quality material for metal, concrete, masonry, pipeline, asphalt and stainless steel cutting. Easy-to-read labels are incorporated into the manufacturing process and therefore remain intact throughout the life of the wheel. Bosch uses only superior virgin grains made to exacting specifications. This accessories line is the perfect match for Bosch's trusted grinder lineup and applications include polishing, debris removal and dust extraction.