DANYANG TONGYU TOOLS MANUFACTURING CO., LTD. started off as a leading Manufacturer and Supplier of sd hammer drill bit. Since inception, our production facility has marked perfection in terms of quality and reliability of HSS twist drill bits,sds hammer drill bits,masonry drills,wood drill bits,diamond saw blades,tct saw blades, etc., delivered worldwide. DANYANG TONGYU TOOLS MANUFACTURING CO., LTD. was inaugurated back in with initial business capital, holding export history over 2020 Years .Construction equipment and material demands finest quality in terms of make and aesthetic appeal and by successfully complying with industrial demand we have reached annual revenue and [over_all_export_marketshare] export market share. We take pride in our credibility, operating with a in Beijing, Beijing, China.Our corporate venture follows strict quality control procedures, thanks to state of the art equipment and skilled professionals. With years of experience we have mastered the art of developing finest quality products with sourcing raw material that guarantees reliability and years of service. For product queries and pricing details contact David Yu.