GSM is shorted for Shaanxi Golden StoneMachinery Manufacturing Co.,Ltd., one High-tech enterprise as wellas Metal Material Deep Hole Drilling Technology & ApplicationProject Laboratory of Xi’an City which is specialized in designing,manufacturing and marketing of deep hole drilling machines, gundrilling tools, auxiliary equipment and machine tool’s accessoriesfor decades. Besides, GSM is supported by National InnovationFund.The processor of GSM is Xi’anMachine Tool Factory, pointed by the former National MachineryIndustry Ministry in manufacturing deep hole drillingmachine(diameter≤Φ30mm) for 30 yearsand metalcutting machine for 50 years.In 2004, after the restructure of the factory’smanagement, Shaanxi Golden Stone Machinery Manufacturing Co.,Ltd.(GSM) has been established with ISO9001:2008 certification. GSM’sworkshop has occupied more than 3800m2 area and equipped with advancedmanufacturing devices. Professional R&D Team ensures GSM beinga leading company in technology’s development and deep holedrilling machine’s design of China. After-sale Engineer Team isconsist of engineers with decades experiences in drilling machine’sinstallation, commission and training, etc .to make clients’purchasing without any after-sale concern. With completefacilities, strong R&D ability and professional after-saleservice, GSM continuously supplying complete deep hole drillingsolution and earned high reputation among clients of domestic andoverseas.Years of development, GSMdeveloped three-coordinate deep hole drilling machines, BTAdrilling machines and Ejector drilling machines besides gundrilling machines. The machine’s drilling hole diameter isdeveloped fromΦ0.8 mm toΦ150 mm and can be used fordrilling deep hole of axial workpiece, box-type workpiece andspecial workpiece, etc. GSM’s deep hole drilling machine are widelyused in promoting manufacturing ability of various industries suchas automotive, coal machinery, hydraulic, medical device, miningmachinery, mold, etc. Besides manufacturing, GSM also providessub-contract service with its own machines.GSM’s mission is to benefit clients byhigh-class deep hole drilling technology and service. GSM’s goal isto be leading deep hole drilling technology supplier of the worldby constant innovation of deep hole drillingtechnology.