RACO Diamond Tools Manufacturing(Shanghai) Co., Ltd is engaged in DIAMOND CUTTING AND GRINDING TECHNOLOGY since 2003 .We focus on help you to cutting materials more efficiently and more easily . To make sure all our products could be the right one you need ,we have professional people for R&D , advanced equipment for manufacturing and testing , and strict management system..We are doing all our best to make a full resolvent for your cutting project. Trust us , we are MORE PROFESSIONAL