3 sizes of timber plugs are now available for your hollow stem auger installations. Made from recycled timber for suatainability.
- 57mm (2.25″)
- 108mm (4.25″)
- 159mm (6.25″)
Drilling standards for environmental applications often require that wells are drilled without the introduction of fluids. To achieve this goal hollow augers can be utilised in unstable formations where solid stem augers are not effective.