BQ NQ HQ PQ WIRELINE DRILL RODS from full pipe heated treament raw materials
Negotiable /Piece
Min.Order:1 Piece
W Design Alloy steel drill pipe tubing casing heat-treated drilled up 2000 meters depth
HYDX-6 Energy Saving Core Drilling Rigs with equipped with tracks,hydraulic driving system
High Efficiency Core Drilling Rigs with hydraulic driving, tire trail-type ,90 degree mast
HXY-5 hydraulic-driven, spindle core drill rigs used in the field of geology, coal mine
Pivoting style , Manual actuated Full Hydraulic Core Drilling Rig with 3.5m stroke HYDX-4
BQ NQ HQ PQ WIRELINE DRILL RODS from full pipe heated treament raw materials
BQ NQ HQ PQ Drill Rods are from full pipe heated treament raw materials.
Both threads are heated treatment again after thread open