PRIME DRILLING HDD-Bohranlagen für Entgasungsbohrungen von Kohleflözen in Australien — UNITRACC - Underground Infrastructure Training and Competence Center
MT 22 PD/RD - AT-Boretec
TERRA Trenchless Products
Drill Rigs - Prime Drilling GmbH
HDD-Rig - Herrenknecht AG
TERRA JET DJ 13 horizontal directional drill for fiber-optic ducts
Modular drilling rigs for deep & horizontal directional drillings
TERRA Switzerland - YouTube
HDD-Rig - Herrenknecht AG
HDD-Bohranlage - Kabel- und Tiefbau GmbH, Michael Westa