This diamond hole saw set is designed for fast, clean drilling through tile, ceramic, porcelain, marble, granite, stone, masonry, and brick. The vacuum-brazed diamond construction helps deliver efficient cutting performance and improved durability. It includes multiple drill bit sizes, a 5" saw blade, and a storage case for convenient transport and organization. The set is suitable for both dry and wet use and features a 5/8"-11 universal thread for compatibility with angle grinders.