HeJian Solidkey Petroleum Machinery Co., Ltd. specialize in research and development of drilling equipments, we are manufacturing marketing with senior technical staffs for many years. The structure our company is flexible so that the process responsive, high quality, prompt delivery, ...
Telephone:86-317-7677897
Address:Beihuan Road, Cangzhou, Hebei, China
B-to-O Superhard MaterialsCo.,Ltdis a manufacturerspecialized in produce PCD blanks,PCBN blanks applied fortools,PDC foroil drillingbits.Our blanks widely applied to cutting tools machining of woodworking,&metalworking, Especially we have maturity product series for ...
Telephone:86-2885737339
Address:Chengdu, Sichuan, China
Zhengzhou LD Diamond Products Co., Ltd. is a high tech enterprise that specializes in the research, manufacture and marketing of diamond CBN products, has taken lead mining drilling, metal cutting grinding processes 3 big ***** products are widely used for oil gas aviation aerospace, ...
Telephone:86-37160835862
Address:NO.1073,Hanghai East Road, Zhengzhou, Henan, China