Tools 1.2M 580W Pencil Commercial Grade Concrete VibratorProduct Summary Concrete vibrators like this A vibras model are designed to ensure that when pouring concrete, it remains strong, smooth, even, and free from air bubbles. While this is not always necessary in small jobs, it is essential for any larger or load bearing projects, and is therefore a vital tool on any worksite where pouring concrete is a part of the day's work. Motor specialized for wet concrete vibration (unlike other cheaper models that