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Contact Person Mr. Zhang
renmin road, changge, henan province
Henan Huanghe Whirlwind Co., Ltd. is specialized in designing, manufacturing and marketing of various high quality diamond drill bits for various petroleum drilling activity. Product series classified by cutting elements covers PDC bits, TSP bits, Natural diamond bits, Impregnated diamond bits. Product series classified by purpose covers diamond drill bits, coring bits, bi-center bits and reaming tools while drilling. Size of various bits and special tools covers from 3 1/2â to *6â, includes standard size and nonstandard size. Company possesses first class technical research and developing team, advanced designing and manufacturing technology, advanced manufacturing and testing facility, international quality management system. Huanghe Whirlwind is committed to lead the Chinese diamond bit industry to the outside world and contribute the worldâs energy exploitation by basing herself upon domestic market.
