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Small-scale construction sites often encounter problems such as narrow space, limited turning radius, and difficulties in equipment entry and exit. Conventional rotary drilling RIGS are difficult to adapt due to their large size and poor flexibility. The second-hand compact rotary drilling rig, with Read More

The foundation of high-rise buildings needs to bear huge vertical loads, and has extremely high requirements for the depth, diameter and quality of the drilled holes. The model matching degree and accessory compatibility of second-hand rotary drilling RIGS directly determine the efficiency and safet Read More