Prowin Corp. Inc. has been over 17years experience in the diamond tools industry.As a professional exporter and manufacturer, we continue our efforts to research, develop new products and improve existing products quality to meet specific market demands and benefit our customers.The company&＃39;s products line includes wet/dry diamond blades, diamond core bits, electroplated diamond cutter and wet/dry diamond polishing pads.We are ready to supply whole diamond tools for you.