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RGP57 118HP Dry Rider Grinder Polisher with HEPA filtration

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Product Description

Perfect for sites with no power. Delivered To Your Site, Ready To Operate.

Draygon produces the only sole-purpose, tier four propane or electric ride-on concrete grinder/polisher.

Product Spec Sheet (PDF)

This machine can be switched from HEPA dry to  Wet within minutes, without using any tools!

The Draygon RGP57 118HP Dry Rider-Grinder-Polisher is perfect where a drop-in, ready-to-use solution is needed for surface prep, polishing and more.


  • Vacuum powered by a Draygon HEPA propane vac and pre-separatoration system
  • Engine is Tier 4 emission compliant
  • 740 RPM
  • 25-l00 lbs down pressure (per tool)
  • 126x57x66in./3 .2xl.4xl.7m (L/W/H)
  • 4,130lbs.
  • 118 Combined HP propane engine
  • 7 MPH work speed ( up to 17,556 Sq. Ft./Hr grinding)
  • 4 Mile/Hr max. travel speed (transport)
  • All wheel drive
  • 200 degree lock-to-lock steering
  • 600 gallon water tank (recovery tank optional)


  • Quick ROI - Reduce labor costs by 50% or more.
  • Quick change plates for metals, hybrids and resins.
  • Easy, reliable operation and cleaning.
  • All-weather operation.


  • Burnish
  • Scrubbing
  • Grinding
  • Floor Leveling
  • Polishing