Cangzhou Great Drill Co., Ltd is located in North China Oil Field, Junziguan industrial zone Hejian,

north Beijing, east of Tianjin Port, whose registered fund is RMB7 million yuan. Our company

specializes in designing, manufacturing and marketing high performance diamond bits and drilling tools

which are used in petroleum industry. Our company was established by the top grade experts of the

field and is equipped with advanced equipment and facilities.

Our diamond bits are named as Great, with specifications ranging from 2-7/8" to 171/2". All our

products have passed ISO9001 certification.

Furthermore, our experienced and knowledgeable service team will ensure superior performance

of our products in domestic and overseas markets.

With our service pursuit of "Meeting drilling requirement initially, Customer satisfaction finally", we

assure our products of the best quality by adopting advanced design technology, manufacturing

process and strict quality control. Our company will always make improvement and innovation to

satisfy different needs of users from all over the world.

Diamond pdc bits, diamond core bit, pdc bits, matrix body diamond bit, impregrated core bit, steel body diamond pdc bit, oil drilling bit, water well drilling tool