For over 25 years HTD Australia has specialised in underground drilling/boring services for the installation of conduits under paths, driveways, roads, railways, and congested and environmentally sensitive areas. At HTD Australia, we strive to provide directional drilling services to sole traders, local and interstate Councils, major service and network providers and small to large construction companies. We have the knowledge, experience and resources to ensure all projects run smoothly, on budget and to plan so you can have a stress free experience with us. Other Profiles: ©