Enjoy your uptime 🎵 The new ET drill strings, feature a single tube design with shoulder drive for reliable drilling and perfect work rhythm. The system’s capability of extremely straight drilling results from a new tube design, a stiffer drill string thanks to the shoulder drive, a new coupling geometry, and significantly improved bending endurance. As a result, it’s up to twice as durable as its predecessor. Each component is perfectly designed to match the power of your rig and maximize dril