[header] How to drill a clay pot [title] Soak the pot overnight. [step] Place the clay pot in a large bucket and cover it with water. Allow the unglazed clay to soak in the water for at least one hour, leaving it there overnight for best results. 
[substeps] Thoroughly saturated terra cotta clay is easier to drill through. Water acts as both a lubricant and a cooling agent, which makes it easier for the drill bit to work its way through without causing damage to the clay or overheating.