... , Motorbike, Electric tools ,Small appliances ,Textile machine, Printing machine, Fitness sports equipment, Medical device, Printer, Model airplane etcBearing materialCarbon steel, bearing ... TEL: 86-531-62330118Fax: 86-531-62330178Company website: http://www.stt12.cn/Add: Jinan City Licheng District Er Huan East Road NO ...