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The DiamaPro Systems HGX-7 seven-inch hand grinder delivers best-in-class durability and performance. It has a 12.0 Amp AC/DC, 10,000 rpm motor which provides high speed for fast material removal. This is a great handheld concrete grinder to grind and polish tight areas and edges, smooth surfaces, level seams, and remove coatings.

The keyless, adjustable guard provides tool-free guard adjustments convenience, and ease of use. The side handle is adjustable for left or right grips. It’s lightweight to help reduce user fatigue.


  • Superior performance
  • Comfortable and user friendly
  • Paddle grip with slide switch
  • Perfect ergonomics thanks to a slim grip area for maximum control and easily working overhead
  • Front handle for safe and uniform guidance when polishing, adjustable without the need for tools
  • Lightweight, ideal for sanding walls and ceilings
  • 100% tool-free grinder
  • Easy changing of all accessories
  • Easy installation and adjustment of the guard - no tools
Grinding Wheel: 7"
Non-Loading Speed: 6300RPM
Revolutions at Rate Load: 4400RPM