How do you clean small holes?
Use a soft toothbrush thin enough to get inside the holes marked followed by a vacuum pipe sucking all the dust out of those tiny holes. Soft toothbrush will disturb the dust and break the binding or reduces the binding. And applying suction from a vacuum cleaner just after that will remove most of the dust from it.
How do you get dirt out of a deep hole?
How do you get dust out of a drilled hole?
Use cable sheath to clean drilled hole
- Once you have drilled the hole in the cement floor, cut a 2-foot piece of utp cable.
- Remove the conductors from the sheath.
- Place one end of the sheath into the drilled hole, stand back, and blow into the sheath`s other end.
- Sweep the dust from the floor.