PG 530 is a concrete floor grinder available in both 1- and 3-phase versions with high capacity. Its grinding width of 21 in. means it is excellent for residential and light commercial purposes. PG 530 combines the latest technology to deliver more power and performance than any other triple head planetary machine available in its class. 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.