register number K.0.12 Double-head drilling machine, hydraulic
data processing short term DOPPELKOPFBOHR HYD
standard
equipment
Consisting of:
Combination of 2 rotary heads for rotation of the outer tubing and rotation of the inner tubing or combination of rotary power head and hydraulic hammer for the rotation of the outer tubing and for rotary percussion of the inner tubing
Mounted on carriage sledge with hydraulic shifter for the rear drilling rig.
Without connection joint.
Insert for drilling of heavy overburden soils.
register of construction equipment 1991 4157