Zhonglian 280, 250, 220 rotary drilling machine
12 month agoThe Zhonglian 280 rotary drilling machine is a large-scale machine that is designed for deep drilling operations. It has a maximum drilling depth of 80 meters and a maximum drilling diameter of 1.5 meters. The machine is equipped with a Cummins engine and a hydraulic system that provides high torque and speed.
The Zhonglian 250 rotary drilling machine is a medium-sized machine that is suitable for a wide range of drilling operations. It has a maximum drilling depth of 60 meters and a maximum drilling diameter of 1.2 meters. The machine is equipped with a Cummins engine and a hydraulic system that provides high torque and speed.
The Zhonglian 220 rotary drilling machine is a small-sized machine that is designed for shallow drilling operations. It has a maximum drilling depth of 40 meters and a maximum drilling diameter of 1 meter. The machine is equipped with a Cummins engine and a hydraulic system that provides high torque and speed.
All three models of the Zhonglian rotary drilling machines are designed to be durable and reliable, with advanced features such as automatic drilling and control systems. They are widely used in construction, mining, and other industries that require drilling operations.

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