US Grant 140-149 used oil drill pipe-S135 material-89mm water well drill pipe
Cheap handling of a batch of second-hand drill pipe, cheap price, complete model
used water well drill pipe
Φ42, Φ50, Φ60, Φ73, Φ89 drill rods and various supporting locks, square buckles, reducers, rope core drill rods and joint
Matching locks: Φ57mm locks, Φ65mm locks
Lock joint Material: 45 40Cr, 35CrMo
Processing technology: quenching and tempering
Drilling depth: 100m-1000m
Main uses: engineering rig drilling, geological exploration, hydrogeological drilling.