Our co***ny established in 1997. which is located in famous hometown of Chinese Drills. We specilizing in manufacturing SDS plus drills, SDS Max Drills , hammer drills , chisels and sharp chisels , connected shanks , all kinds of holesaw tips and electronic tools , all the above products through the certificate of IS9001 and 2000. Our products insist quality and honesty first,Our Business concept is Quality first , mutual benefit and enjoy cooperation. ...