https://www.youtube.com/watch?v=674KfkPj5rM Welcome STANDARD GEOTHERMAL SOLUTIONS, The GEOTHERMAL Specialists! We are excited to welcome Standard Geothermal Solutions to the Derex family! The Derex 1340-14 DR is the perfect solution for their…
Welcome Root, The Water Well Specialists We would like to welcome the Root Family of water well drillers to the Derex family of compact dual rotary drills. We had a…
Go off road drilling with the new Derex 1340-12X DR! We believe in being the tip of the spear of innovation, and wanted to develop a drilling rig that would be a game changer for all of you water well, geothermal and RC exploration drillers
Dual rotary drilling is the fastest way to drill unconsolidated formations often encountered in water well, geothermal and RC exploration industries. This method uses a top rotary drive to turn the drill pipe and a lower drive to turn the casing the opposite direction.
