General description FLITI 7pcs Diamond Polishing Disc set includes 100mm (4 inch) dry diamond polishing pads designed for effective polishing of marble, granite, stone, and concrete surfaces. These pads are flexible and can adapt to various polishing shapes, making them a versatile choice for both professionals and DIY enthusiasts. Technical specifications Diameter: 100mm (4 inch) Thickness: 3mm Workable Thickness: 1.5mm Available Grit: #100 Usage These polishing pads are designed for dry polishing, eliminating the need for water, which makes them convenient and environmentally friendly.