1 2 3 4 5
89mm Geological drill rod

Geological Drill Rod

Product Introduction
       Geological Drill rod is used in coal mine for water ,gas and gelogical exploration drilling .It also called outer flat drill rod or round drill rod and coal tunnel conventional drill rod .The drill rod body is slected best quality steel  DZ50 or R780 ,and the joint is also used best quality 42Crmo or 35Crmo material  ,by friction welding craft ,the drill rod has high bending  strength,welding firm,etc .                                               


We can customize drill rod as you request drawing ,material and thread details .