1、Excellent Material: The wet polishing pads use diamond micropowder with resin bond, which has fast polishing and high brightness. 2、Leave Seam Design: With seam design, these wet polishing pads are softer, and heat dissipation is fast and noise is small. 3、Reinforced Structure: Each wet polishing pad is surrounded by connectors to strengthen the design, which can effectively prevent edge drop. 4、Multiple Uses: These polishing pads are often used for grinding and polishing marble, granite, pebbles, ceramic tiles, ceramics and other materials. 5、Convenient Replacement: The kit contains 5pcs 4in wet polishing pads, which are used as polisher accessories for easy installation and replacement.