Safe and reliable: the use of one crane and one card to lift off the drill operation fundamentally avoids the occurrence of a single hoist ring accident in the operation of double elevators.
Simple operation: realizing the control in the driller's room, saving the time of starting and lowering the casing or casing string.
Strong applicability: different configurations can be used according to the scene;
Air blowing and mud removal function: the air blowing function can be added as needed to ensure the cleanliness of the wellhead during the drilling process;
Provide anti-torque: According to different models of hydraulic slip, the anti-torque can be provided is 20kN.m, 55kN.m, 75kN+m. The slipped kava can tighten the column, eliminating the need to use back pliers during the upper shackle process.