... ISO9001:2008 certification More than 10 years export experience High quality polishing tools for glass polish Description: BK glass polishing wheels polishing ... top-class polishing tools which keep ahead in Chinese market. Our target: Advanced technology is the basis of high-quality products Specification ... 15, 20, 25, 30 22, 25, 50, 90, 130 High quality polishing tools for glass polish