T-Rex Electroplated Diamond hand polishing sheets are designed for hand polishing of soft granite, concrete and marble as well as metal and glass.We can custom make diamond sheets, diamond sand belt, or diamond sand paper based on your requirements, with either regular back for glue or velcro back. You will need to specify size when you place order. Maximum width is 9" and can be any length.Delivery will be 2-4 weeks after order is placed.