Buying knowledge
Buyer guide
Direct guides for buyers who need to match a machine to real work, inspect it remotely, and prepare it for transport.
01Buyer guide · Aug 19, 2026
A used core drilling rig must protect sample quality and keep working in your target formation. We explain what to verify across the power head, hydraulics, mast, wireline system, tooling, mud pump and export package.Read guide · 9 min read
02Buyer guide · Aug 15, 2026
A low asking price means very little until the hours, repair history, working condition, tooling, and delivery scope are clear. We show you how we compare used rotary drilling rigs in China without letting a cheap listing become an expensive problem at your port.Read guide · 9 min read
03Buyer guide · Aug 7, 2026
A practical sequence for checking identity, hours, rotary head, mast, crawler system, and inspection details before comparing prices.Read guide · 6 min read