Geological drill pipe
Geological drill pipe is applicable for geographical, hydrographical, coal mining, terrestrial heat and engineering drilling. The main products include: Φ42, Φ50, Φ60, Φ63.5. The major technical indexes of these seamless steel pipes are in compliance with international standard strictly.
HERE TO HELP YOU
Longway is professional production of drilling tools, if you want to know more about our products, pls feel free to contact us.