As a hesitant buyer, we were impressed by the Raizi Universal Surface Grinding Grinder. It's a powerful tool that can handle a variety of grinding needs with ease. We appreciate the versatility of this tool and its ability to grind various surfaces. The grinding process was smooth and precise, leaving us with a polished finish. Based on our own experience, we would recommend this product to anyone in the Industrial and Scientific field. However, it might be a bit heavy for extended use.