✓ We adopt famous steel enterprise production material to produce drill pipe, featuring integrated multi-processing furnace heat treatment following international standards.

✓ Internal thickening technology and tempering process after friction welding ensure stable, reliable quality and a significantly extended usage cycle.

✓ Available in various lengths, diameters, and wall thicknesses for API standard thread rods. Custom designs are available based on specific material and connection requirements.

✓ Applications include drilling blasting holes, guardrail holes, mountain reinforcement, anchoring, and engineering holes in mines, quarries, highways, and railways.