As an industrial worker, I have never been more pleased with a power tool than with this 6-inch weight sander .Industrial and Scientific in nature, this product offers a powerful and efficient performance that helps me COMPLETE tasks faster than ever before. It is designed perfectly with a rubber palm grip for comfortable handling and minimal noise. As a result of using this product I found that my sanding process is much smoother and the overall quality of my work has improved drastically. However, one downside is the weight of the sander which can be tiresome after extended use..