Hercules series introduces the innovative DCS System, which puts in one machine the features of two. Using the Hercules in counter rotating modality, it is a high performing grinding and polishing machine for concrete, marble and natural stone floors. Using the machine in DCS System modality, the speed of the satellites is increased turning the Hercules into a high performance industrial floor preparation machine. Suitable for fast removal of resins and glues, for fast exposing of the aggregates and for fast leveling of very uneven surfaces.