Drill Bits

What is it?

The drill bit is what breaks up the soil or rock allowing the drill pipes (string) to progress down and the cuttings to be made small enough to be carried to the surface suspended (floating) in the drilling fluid.

Used Ideas

Clay Bit

Clay Bit

Rock bit

Rock bit

Reamer Bit

Rock Reamer 

Stone Hammer


This needs different tools at ground level but is designed to be used with rota sludge drilling and aims to drill though the harder soils impossible with the rota-sludge tools

Your Ideas

http://www.fao.org/docrep/X5567E/x5567e05.htm#4.5%20percussion%20%28also%20cable%20tool%20method%29


Chisel Bit

Click here to draw your ideas or add your comments or files below