The SD20/22/25 Hydraulic drilling rigs originated from the demands of market and clients.
In order to meet the various demands, optimization of medium or small level rigs with parallelogram structure was made. The well matching of undercarriage, winches, mast height and rotary head torque makes the various output performance.
Upper Base Carrier
Undercarriage (H-Type retractable structure)
Multifunctional Mast Head
Guide Shelf or Rotary Drive