What types of bits are available for water well drilling rigs?

There are many types of drill bits for water well drilling rigs, here are some common ones:

Scraper Bit:

Cutting soil or rock by scraper.

Toothed Wheel Bit:

Utilizing the rolling of the tooth wheel to break the rock.

Diamond Bit:

Suitable for hard rock, high drilling efficiency and wear-resistant.

Composite piece drill bit:

Have better cutting and wear-resistant performance.

Coring Bit:

Can take out core samples during drilling for geological analysis.

Down hole drill bits:

Commonly used for drilling operations in the open air or underground.

Impact Drill Bit:

Breaks up rock by impact.

Different drill bits are suitable for different geological conditions and drilling requirements.