Buying knowledge

Inspection guide

Direct guides for buyers who need to match a machine to real work, inspect it remotely, and prepare it for transport.

Used drilling rig prepared for a cold-start inspection

Inspection guide · Sep 21, 2026

Used Drilling Rig Cold-Start Test: What Buyers Should Record

A true cold start exposes information that a warmed, edited seller video can hide; use one continuous protocol and record what the test does not prove.Read guide · 9 min read

Inspection guide · Sep 20, 2026

Used Drilling Rig Undercarriage Inspection: Crawlers, Rollers and Structure

Crawler wear can create immediate parts and transport cost; inspect the full undercarriage and extension structure before price negotiation.Read guide · 9 min read

Used rotary drilling rig with rotary drive and Kelly bar visible

Inspection guide · Sep 19, 2026

How to Inspect a Used Rotary Drilling Rig Rotary Drive

The rotary drive is a high-cost system that needs more than a free-spinning yard video; identify it, warm it and test controlled load behavior.Read guide · 9 min read

Used surface drill rig with feed and dust collector components visible

Inspection guide · Sep 18, 2026

How to Inspect a Used Surface Drill Dust Collector Before Purchase

A short clean-yard demonstration can hide dust-system weakness; use a loaded inspection to test the full collection path and price missing repairs.Read guide · 9 min read

Used SANY rotary drilling rig prepared for a remote live-video inspection

Inspection guide · Sep 5, 2026

Remote Used Drilling Rig Inspection: A Live Video Checklist for Overseas Buyers

Use a continuous, stock-specific live video to verify identity, cold start, controls, drilling functions, defects and documents before arranging on-site inspection.Read guide · 9 min read