when I tried this industrial and scientific grinder, I was immediately impressed with its power and precision. The versatile tool makes quick work of even the toughest materials, while its ergonomic design ensures maximum comfort and control .It`s a must-have in my toolbox, and has vastly improved my productivity on the job. The only downside is that it's a bit pricey, but with the quality of this tool, I consider it a worthwhile investment..