Durable diamond coating for long lasting performance These concrete grinding discs use a quality, durable diamond coating to deliver reliable cutting power on concrete and stone surfaces. Versatile applications for concrete and stone Ideal for leveling and polishing concrete floors, and suitable for materials such as marble and granite. Adding water during grinding can improve results. Air cooled, wear reducing design Air holes are incorporated to maintain a cool, stable cutting pattern and reduce wear and tear during use. Fast, smooth grinding in wet or dry conditions Designed to provide fast and smooth grinding in either wet or dry states, making them adaptable to different work situations. Professional and amateur friendly Built to deliver flawless results for both professional and amateur users, with consistent performance. Use scenarios Leveling and smoothing large concrete floor slabs during construction or renovation; wet grinding can enhance finish and efficiency. Finishing and smoothing marble or granite surfaces in fabrication, remodeling, or restoration projects. Maintenance and refurbishment of concrete floors in commercial spaces, including routine grinding and refinishing.