The 3M 6 series diamond grinding shoes feature a twobar segment type with a size of 25x25x8mm, available in various grit options including 6#, 16#, 18/20#, 30/40#, 60/80#, and 120/150#, as well as soft, medium, and hard bond types. These tools are designed for grinding and polishing marble, granite, and concrete surfaces, offering durable metal and diamond compounds. They are highly effective for grinding and polishing concrete floors, providing excellent solutions for coating removal and achieving a fine finished look. The series includes single or double diamond segment grinding plates suitable for soft, medium, and hard floors, making it an effective solution for a wide range of concrete grinding applications.