SupraShine Heavy Duty is a series of microdiament pads designed for in-depth cleaning and getting rid of difficult dirt. If the floor that you need to clean is very neglected and has heavy soiling, e.g. oils or chemicals, this series of pads is for you. Heavy Duty, thanks to the appropriate gradation of 220 and 400, clean and perform a delicate grinding, which affects the condition of the floor. The series is available in sizes from 6 "to 28".