General description These 6 PCS Diamond Floor Polishing Pads are designed for effective grinding and polishing of concrete, cement, and terrazzo floors. With a diameter of 4 inches (100mm) and a grit rating of 50, these pads are suitable for both dry and wet applications, providing strong grinding power and durability at a low cost per square foot. Technical specifications Diameter: 100mm (4 inches) Total thickness: 10.5mm Feasible thickness: 9mm Grit: 50 Material: Diamond + Resin Usage Suitable for processing, repairing, and renovating concrete, cement, and terrazzo floors. Can be used for dry or wet grinding and polishing, with better performance in dry work. Other information Package Contents: 6 Polishing Pads Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3cm.