They are designed for floor polishing machines to polish or restore or maintain for the floor of marble, concrete, terrazzo, granite. They are backed with Velcro, can be mounted on a rigid backer pad to fit on any floor machine. The high thickness provides extended life.
Diameter: 7" (180x10mm)
Center Hole: 35mm
Grit: 50#, 100#, 200#, 400#, 800#, 1500# and 3000#.
