General description The Inch 150mm Wet/Dry Diamond Polishing Pads are designed for flexible grinding of concrete, granite, and marble surfaces. These high-quality sanding discs are ideal for various applications, including transition tools and concrete floor restoration. Technical specifications Material: Diamond + Resin Powder Diameter: 6 inches (150 mm) Working Thickness: 3 mm (approx.) Grit Options: 30#, 50#, 100#, 150#, 300#, 500#, 800#, 1000#, 1500#, 2000#, 3000# Quantity: 1 pc Other information Note: The actual color of the item may vary slightly from the pictures due to factors such as monitor brightness and lighting. Please allow slight manual measurement deviations for the data.