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Pre-Inspection Treatment / Repair
We provide pre-inspection treatment and repair services for used drill pipe, drill collar and other drilling tools at our repair shop including Wakayama Inspection Factory.
Internal / External Cleaning
Cleaning mud, dirt and oil on internal and external surface with high-pressure washer.
Cleaning thread with high-pressure washer and cleaning fluid.
Internal rust Removal
Removing rust from internal surface with rust removal rattler.
External rust Removal
Removing rust from external surface with automated machine and/or wire brushing.
Restoring crooked pipe to usable condition with gag press straightener.
Refacing damaged seal surface.
Rethreading damaged thread.
Internal / External Coating
Applying rust inhibitor on internal & external surface.