Model
|
HZ-130
|
HZ-180
|
HZ-220
|
Drilling depth
|
10-130m
|
180m
|
200m
|
Max open hole diameter
|
220mm
|
260mm
|
325mm
|
End hole diameter
|
75mm
|
75mm
|
75mm
|
Drill rod diameter
|
50mm
|
50mm
|
60mm
|
Power
|
Diesel engine 18HP
|
Diesel engine 20HP
|
Diesel engine 22HP
|
Dimension
|
2.4*0.8*1.4
|
2.4*0.8*1.5
|
2.7*0.9*1.5
|