General description Perfect for polishing Concrete, Marble, Stone, Tiles, and more, this 16-piece Diamond Polishing Pads Kit is designed for both wet and dry use. Made with high-quality diamond powder impregnated in resin, these pads ensure aggressive grinding and a smooth finish. Technical specifications Diameter: 4 inch (100 mm) Material: Resin + Diamond Package includes: 3 x 50 Grit Grinding Sheets 3 x 100 Grit Grinding Sheets 2 x 200 Grit Grinding Sheets 2 x 400 Grit Grinding Sheets 2 x 800 Grit Grinding Sheets 1 x 3000 Grit Grinding Sheet 1 x 6000 Grit Grinding Sheet 1 x 10000 Grit Grinding Sheet Measurement allowed error: +/- 1-3 cm Other information Backer/pad holder features a water feed hole for wet polishing. Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product.