Abrasives Flexible Discs are used for polishing surface, grinding a flexible corner and curved surface Abrasives Flexible Discs are featured as the ... , 120, 180 and 220#Applications:AC, suitable for steel and iron GC, suitable for marble, aluminum, copper, cast iron and glassWA ... , suitable for stainless steel and alloy steelDiameter: 100 to 180mmThickness: 2 ...