The Drill Pipe Tong is applicable for the petroleum and mine drilling,it is safety and labor saving,and improving the working efficiency.The tongs have the following features: ◆ Using pneumatic power to shift and drive backup tong. ◆ It is integral mechanism made by spin tong and torque tong. ◆ Changing gear allowed during operation. ◆ New or old drilling pipe joint could be clamped reliably. ◆ Both direction could run the maximum torque and rotation speed.
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