Drill machines are known for their loud sound. This sound will vary from the quality and type of the drill machine. And the place or surface you are going to use the drill machine on. This noise has no way of being curbed completely. But you can only lessen the sound while using by ensuring you are using the right setting at the right place. Like you must use the right speed and drill bit for the right task. Furthermore use the hammer option only if utmost necessity.