Convex Diamond Polishing Pads 4 inch for Stone and Concrete (7 Grits)

Archer PRO Convex Diamond Polishing Pads 4 inch for Stone and Concrete (7 Grits) Premium Quality Convex Diamond Polishing Pads 4 inch for Stone and Concrete (7 Grits) by Archer USA PRO, choose from 50 to 3000 Grit. American Designed for delivering high performance and long life at affordable price. Easy Sink Bowl Polishing Ideal for both professional contractors and DIY users Grade A diamond powder blend optimized for concrete polishing Suitable for both dry and wet use. Max speed 4,000 RPM Velcro back for fast pad change