Will a Pneumatic Drill Work Underwater?

Simple answer: NO! Any stoppage of outgoing air will suck water into the exhaust , cause hydolock, probably seize up and ruin your tool.

Can I use my drill under water?

For the first time ever, a cordless drill and angle grinder can be fully submerged. Safely. I tested the V2 Divers Edition cordless drill ($850) and brushless angle grinder ($1,428) on dry land first. ...

What do pneumatic drills run on?

Pneumatic Drills, a type of percussive equipment that runs on compressed air could also be classified as a large mechanical drill. These pneumatic drills are typically used to drill small diameter holes in hard rock in mining and construction. Another name for the tool is simply an “air-drill.”