... . Won't leave scar Floor polishing pad,stone polishing pad,cleaning padApplicable scope:suitable for marble ,granite ,man-made stone , ... granite, marble, artificial stone and microlite, the grinding of sectional repair, concrete surface, and corner of hardener surface.2.Used for ... for cleaningStrong power red pad10",13",17"It's for cleaning and crystallizingGreen pad10",13",17"Softer than the brown pad ...