Cangzhou Great Drill Co.,Ltd
Junziguan industrial zone,Hejian,Hebei,China
Cangzhou, HB
China

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Cangzhou Great Drill Co., Ltd. (Great) specializes in the R&D, manufacture, distribution and service of oil drilling tools and equipment. The leading products are high-performance diamond drill bits and engineering drill bits. Great has built high-performance diamond drill bit production lines with advanced technologies, complete equipment and normalized management, and formed a large-scale production capacity of oil diamond dill bits in 3"-17.5". Its diamond drill bits are produced and tested in strict accordance with the highest industrial st ... more >