Detailed Product Description Rotary drilling rig : 1) Reliable Performance 2) High Efficiency 3) Environmental Protection 4) Energy Saving Rotary drilling rig: I. Performance Parameter ( Please refer....
Zhengzhou Han Fa Imp& Exp Trading Co., Ltd , established in 1998, is the subsidiary of Zhengzhou Reconnessance Machinery Co., Ltd. concentrated with scientific research & development, production and....
Detailed Product Description Rotary Drill Rig 1, high efficiency 2, practical, inexpensive 3, good service Rotary Drill Rig HFCD1255 Rotary Drilling Rig Technical Data Drilling diameter mm 600Â ¡ Â ....