Core drill rig, geological drilling rig, Core drilling machine, Mining machinery. In order to meet the ... models of CXY-4 and CXY-42, the CXY-44 rig,a reformed model,has been designed and produced by ... using diamond bit or tungsten-carbide tipped bit. The rig is reasonable in structure, light in weight, great in ... H)2730×1100×1860 mmWeight(without power unit)2150kg XY-44 core drill mounted on trailer