"Driller" Natural Recordings by Native Speakers
A driller is a person or machine that drills holes or cores in the earth or other materials, typically as part of an oil or gas well exploration or mining operation.
A drill is a tool with a rotating or oscillating tool bit that is used to make holes, drive screws, or perform other tasks that require a hole or a hole-and-screw combination. It can also refer to a specific exercise or routine, especially in sports or military training, where an individual or team practices a particular skill or action repeatedly in order to improve their proficiency or endurance.