Shanxi Weigao Petroleum Drilling Tools Co., Ltd, a private high-tech enterprise integrating scientific research, production and marketing, with years of history in the production of petroleum drilling collars, square kellys, and other products, produces series of petroleum drilling machineries and no-excavation drills professionally.
We have many kinds of high-precision manufacturing and inspection equipment: special numerical control pipe thread lathes, large cylindrical lathes, milling machine, deep hole boring machine, friction welding machine, medium frequency heat treatment production line, as well as variety of thread gauge, single measuring instruments, thickness gauges, hardness testers, ultrasonic flaw detectors, ballistic work testing machines, universal hydraulic testing machines with microcomputer display and so on.
With sophisticated production equipment, strict inspecting method and strong technology strength, we have mastered the key technique in producing petroleum dr
We are regularly Selling: drill collars, drill pipes, non-magnetic drill collars, integral heavy weight drill pipe, square kellys, hexagonal kellys, spiral drill collar.
We are regularly Buying: drill collar, drill pipe, non-magnetic drill collar, integral heavy weight drill pipe, kelly, square kelly, hexagonal kelly, liftting sub. |
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