C series wire-line core barrels Q series standard core barrels specifications: ...
Chinese wire-line core barrels Chinese standard core barrels specifications: ...
universal core barrels assembly specification:P75 P91 P110 P130 universal core barrels assembly is Two tube single movement form of drilling tools, The main components are: Reducing coupling,...
Triple tube wire-line core barrels Q3 core barrels is used with Q3 bits. There are two type of Q3 bits, bottom jetting and side jetting, Q3 bits has special water ways, it avoid washout of core and E...
Core barrel accessories core barrel spare parts kit ...
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