Experience the unmatched efficiency and quality of the Gundlach Medium 60-90 Grit Rub Stone, a crucial tool for tile contractors and home remodelers. This rub stone is expertly crafted with a dual-grit design, featuring 60 grit on one side for more aggressive smoothing and 90 grit on the other for finer finishing. Its round, double-faced structure allows for even wear, ensuring a long life and consistent results. Made with silicon carbide abrasive, this rub stone combines economic value with durability, making it a wise investment for professionals. Its 4" round and 1" thick dimensions make it easy to handle, ensuring precision in smoothing down the rough edges of freshly cut tiles. Not only does it guarantee smooth finishes, but it also maintains the integrity of tile color, avoiding any discoloration. This rub stone is an essential tool for anyone looking to achieve a high-quality finish in their tiling projects, embodying Gundlach's commitment to providing tools that enhance both the efficiency and quality of work.