HQD70,电动,适用孔径: 50-80mm, 经济孔深: 15m
HQD70,Electricity, Drilling Dia.: 50-80mm, Optimum Depth: 15m
HQD100, 电动,适用孔径: 68-130mm, 经济孔深: 20m
HQD100, Electricity, Drilling Dia.: 68-130mm, Optimum Depth: 20m
HQJ100, 柴动,适用孔径: 68-100mm, 经济孔深: 20m
HQJ100, Diesel,Drilling Dia.: 68-100mm, Optimum Depth: 20m