General description AlwaysH 7 Pcs Diamond Polishing Disc is designed for dry polishing of marble, granite, stone, and concrete surfaces. This set includes 7 polishing pads with varying grits, making it versatile for different polishing needs. Technical specifications Diameter: 100mm (4 inches) Thickness: 3mm Workable thickness: 1.5mm Weight: 190 grams Available grits: #50, #100, #200, #400, #800, #1500, #3000 (1 piece each) Compatibility and accessories Includes M14 thread plastic support pad Installation Easy to attach to compatible polishing machines with M14 thread Usage Ideal for dry polishing without water, reducing mess and pollution Flexible design suitable for various polishing shapes and surfaces Other information