How do grave robbers rob graves? What did they prepare before the robbery?

It is not easy to find the exact location of the noble tomb. On the one hand, it depends on people's skills and experience, on the other hand, it depends on tools, but the knowledge of making these tools is much greater. Here's a detailed introduction to the grave-robbing tools used by ancient grave robbers. According to the available data, before the Ming Dynasty, the tools for folk excavation were mostly shovels, picks, shovels, axes, torches and candles.