km1944 бурение нефти полностью механизма алмазов матрицы (чуть чуть

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Alias:	Bit PDC
Uses:	Drilling Oil
Diameter: Borehole	94.8 (mm)
Depth: Drilling	2000 (m)
Dimensions:	94.8 (mm)
Brand:	Jianghan
Model:	3 inch. +";
Customization: Processing	Is

The diamond bit matrix PDC KM1944 comprehensive drilling welcome to consult, assurance quality, the discussion. The Company Operating