Drilling Rigs, Core Bits, Water Well Drilling Rigs manufacturer / supplier in China, offering Zgyx-420sc Hydraulic DTH Rock Blasting Hole Drill Rig, Water/Air Under Pressure Hose for Permeability Rock Lugeon Test, Inflated Packers for Wire-Line Core Barrels Permeability Testing (NQ HQ PQ SQ) and so on.
Suppliers with verified business licenses