How to grind and polish concrete floors with a power trowel | Fast Process In only 2 grinding steps

web site: https://www.hypergrinder.com/
We introduce you to the new range of "planetary trowels" built to grind and polish concrete floors.
Innovations such as: The "counter-rotating" planetary system instead of the traditional blades; •The upgraded motors and the anti-slip clutch, will allow polishing large areas with very little costs and time.
• FAST procedure with 2 sanding stages only.
• Up to 2000 finished square meters per day.

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Видео How to grind and polish concrete floors with a power trowel | Fast Process In only 2 grinding steps канала hyper grinder