1.Portable,high 2.Speed drilling rig that widly sold around ... 10,Weight(with engine) 130kgGQ-1 is a type of portable drilling rig.It is mainly used in areas of environmental ... roadbed,retaining walls and high ways.features:1,extreamly portable compared to drill rigs of the same function.2,easily disassembled,for ... easily to be changed form electric engine to diesel engine. Portable Core Drilling Rig GQ1