Edco.
Concrete Repair, Removal, Sawing, Drilling, Grinding, Surfacing.
EDCO calls it turbo because it grinds surfaces 4 times faster than a traditional floor grinder.
10" working width will grind approximately 400-500 Sq. Ft. per hour at 1/16" depth.
Grind expansion joints, high spots and remove coatings.
5 HP 230V.