SD20A Hydraulic Rotary Drilling Rig, its main
performance reaches advanced level of its same
kind in the world. Its key parts use world famous
products. It can be flexibly operated and has high
efficiency, widely used in the construction of tall
building, bridge and water conservancy.
Type
SD20A
Drilling tower
Height of tower (mm)
21500
Weight of base machine(without drilling tools)(kg)