STM 20

STM-20 is a drill unit designed to be fast, highly productive and easy to operate. It’s a fully hydraulic drilling rig mounted on standard, heavy duty truck.  Thanks to its power, reliability, and novel configuration STM-20 meets the needs for a highly capable, easily mobilized drilling rig.
The application is:
– LDP deep uncased bored piles stabilized by drilling fluid or dry hole.