The price range for a basic borehole drilling machine can vary significantly. On average, you can expect to pay anywhere from $3,000 to $30,000 for a basic machine. This price range includes both handheld and mounted machines, with the latter being more expensive.
[pdf] Geotechnical drill rigs are specialized equipment for the rigorous demands of construction and geological projects. These rigs play a key role in geotechnical investigation, providing the capability to assess ground conditions.
[pdf] In conclusion, the average cost of a water drilling machine can range from $5,000 to $100,000 or more, depending on the type, capacity, depth, power source, and additional features.
[pdf] 
