PG 820 RC is the world's first remote-controlled concrete floor grinder with Dual Drive Technology���. Compared to the renowned PG 820 floor grinder, the RC version enables significantly higher productivity and even better work results together with more ergonomic operation and effortless transportation to and from the work site. It also frees you to prepare the next set of tools, adjust hoses etc while the machine is running, which means better use of your time. With a grinding width of 820 mm it is suitable for industrial applications and an excellent choice for concrete floor preparation and repair as well as all polishing and grinding applications ��� both wet and dry. Perfect for HiPERFLOOR�� concrete floor polishing system.