The Campbell Hausfeld sander is an essential tool for any industrial and scientific workshop. Thanks to my knowledge gained in practice, I have found that this sander is an ideal solution for heavy-duty sanding job. The strength of this sander is unbeatable due to its powerful motor and durable construction. It's also highly VERSATILE, providing the ability to adapt to a range of sanding tasks and materials .Although it may be a bit noisy while in use the results make it worthwhile..