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Wider engineering scope Zoomlion ZR220 Rotary Drilling Rig
Strong rock penetration ability High torque (220-240kN · m)+180kN compression, strong adaptability to hard rock and gravel layersGood rigidity of mast, pressure stroke of 5.3m, stable construction of deep hole and long drill pipe ...
Category: ZR220 -
Rotary Drilling Rig ZOOMLION Zr220 Reliable power
Classic and mature, stable and reliable The main models, which have been market-tested for many years, feature key components sourced from international brands, resulting in a low failure rate, strong durability, and stable performan...
Category: Other rotary drilling rig brands