Zhengzhou Hanfa Prospecting Machinery Co., Ltd.

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Full hydraulic underground core drilling rig for geological exploration	Drilling machine for hard rock, with drill diameters from 90-130mm/drilling depth from 30-40m	Water well drill rod, water well drill equipment	Water detector 300-400m depth automatic natural VLF prospector
Mining hard stone quarry drill machine	3-7/8" tri cone bits, 98.4mm TCI tricone bits, hard rock drill bits