| Ideal 
              for tradesmen and home hobbyists, this USB-powered hand engraver 
              features a diamond tip that rotates at 14-16,000 RPM.  The engraver 
              is conveniently powered via a USB source - that can be a computer 
              or laptop, a USB power bank or USB mains adaptor.Lightweight and compact, the engraver is very useful for security 
              marking of tools and equipment, trophies and even dog identification 
              discs.
  You 
              can engrave or decorate a wide variety of materials including metal, 
              plastic, glass, ceramic, wood and leather.
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