The multilayered technology ensures consistent pressure distribution during grinding, enhancing surfaces claritys and gloss while minimizing tool wear for extended project use Ideal for contractors, stone fabricators, and enthusiasts working on flooring renovations, countertop installations, or artistic stone restoration projects Designed with 25mm center hole, this 8inch wet use polishing disc combines diamonds abrasives and resin for precise, low grinding on hard surfaces Perfectly adapts to auto polishing machines for refining marble floors, countertops, ceramic tiles, or concrete surfaces in workshops, construction sites, or home improvement setting Achieve high polishing efficiency and long lasting durability with this 200mm grinding plate, featuring 500 # 1500 # grit option for versatilitys surfaces finishing on stone, marble, and ceramic, Manufacturer: ERRORY