Achieve flawless grinding and polishing results with these 3PCS 115MM Vacuum Brazed Ultra-thin Multi-Pore Flat Abrasive Sheet Discs. Designed for porcelain, glass, ceramic tile, granite, and marble surfaces, these discs offer exceptional performance. Measuring 4.5" in diameter and 1.18" thick, with a thickness of 0.05", these discs feature a green, coarse-grit surface with evenly distributed pores. The 22.23mm (0.88") center hole allows for easy mounting on compatible tools. Effortlessly grind, polish, and remove material from various surfaces with these durable and efficient abrasive discs. Tackle your toughest projects with confidence.