JIASHAN TIANHONG MACHINERY CO.,LTD. is specialized in researching, developing and making oil less bearings. We are committed to supplying products of the highest quality and providing a comprehensive and professional service.Our products mainly include SF-1 dry bearings, SF-2 marginally lubricated bearings, JF-800 BI-metal bushes, FZ ball retainer bearings, JDB (500#) graphite bearings, FD filled PTFE soft strips, FR PTFE soft stripe bushes and FB090 bronze wrapped bearings. We also provide all kinds of strips for bushing.