CDZ taper drill pipe elevator is mainly used for clamping and hoisting of taper drill pipes and tools in drilling and workover of oil and gas.

The hydraulic drive safety valve mainly includes two parts: safety valve preparation valve and hydraulic actuator, which is the executive part of the well safety system.

JZ weight indicator is a display instrument that indicates and records the hanging load and change in the bit pressure during drilling or workover operation with various drilling rigs and workover rigs in petroleum and geological prospecting.

Maximum hook load (km) 135