Rotary Drilling Rig
( Pile driving machinery)
Category: Drilling and Boring Machines
HONGDA HDR200 piling rig 1a??Uses HONGDA HDR200 piling rig is an efficient boring rig in big-bore pile-base project construction, which mainly applies to such base constructions as railway,road,bridg ...
Keyword : Rotary Drilling Rig | Piling Rig | Drilling Rig