This machine is specialized equipment for processing the straight edges with maximum 60 degree mitering edges of flat glass, coarse grinding, fine grinding and polishing have been done in one processing travel. It is adopted of heavy duty gear box to adjust working speed, which ensures wider and stable working. With convenient operation, advanced structure, high precision and efficiency, this machine becomes the necessary equipment for glass processing. It is widely applied in processing of decorative glass, furniture glass, and architectural glass and so on.