HD Engineering provide a complete range of components, tools, and accessories to convert piling leaders into versatile drilling machines for DTH Drilling & Augering The basic assembly consists of one or more of the following:-
* Sliding carriage with rotary head
* Hydraulic powerpack with remote control panel
* hydraulic hose bundle with quick couplings
* Drillstring and tools
Various adaptations are possible depending upon the size of the pile leader or excavator and the type of hole to be drilled.
* DTH Drilling