We believe in: Innovation is our soul and spirit. Quality is our life. Customer need is our God for Drill Jumbo, Drill Collar , Floating Head Assembly , Diaphragm Kit ,Flushing Device Assembly . Great high quality, competitive rates, prompt delivery and dependable assistance are guaranteed Kindly allow us to know your quantity requirement under each size category so that we can easily inform you accordingly. The product will supply to all over the world, such as Europe, America, Australia,Poland , Jordan ,Brazil , Cambodia .Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating top-ranking company by spirit of progress-marking honesty and optimism.