songtemachine
- 2023-01-22 SCF-4 Full Hydraulic Core Drilling Rig: Unleashing Power and Precision in Mineral Exploration and Geotechnical Investigations
- 2022-03-22 SCF-2 Full Hydraulic Core Drilling Rig: Unleashing Precision and Efficiency in Mineral Exploration and Geotechnical Investigations
- 2021-12-23 Conhecimento sobre Sonda de Perfuração de Núcleo
- 2020-07-02 Operation and maintenance of geological core drilling rigs during operation
