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MNJ series micro tooth mark hydraulic pipe screwing machine is a threaded connection loading and unloading machine, which adopts a high reliability design and is resistant to harsh on-site conditions. It is applicable to the screwing of couplings in oil and casing factories, as well as the manufacturing, assembly, repair, and disassembly of downhole pumps, downhole tools, tubing, casing, and other threaded connections in oil fields.

The device has the following characteristics:

Both the machine head and the backup clamp adopt a jaw plate type clamping mechanism; Equipped with corresponding micro tooth mark pliers, with a large embracing surface, fine tooth marks, no deformation during clamping, no slipping, and no peeling;

No reset knob design, no need to pull the reset knob for forward and reverse operation;

Adopt a brake band type braking mechanism, ensuring reliable braking and convenient maintenance;

The backup tong is equipped with a hydraulic traveling mechanism.

Optional torque control system. Installing an automatic torque control system has a better effect.

Support for private customization: non-standard pipe diameter and unconventional torque, fully automatic operation.