Today we send the customer MBSH-812 on the TT-4 chassis.
This unit is used for drilling wells with a diameter of 800 mm in soils of I-IV categories.
The feed mechanism is a chain drive. It provides tool feed and removal.
A special protective bell protects the wellhead from backfilling during drilling. It is also necessary for cleaning the hole from the ground after completion of the work when transferring the mast to the transport position.