Concrete wet grinding pad is a kind of processing tool for concrete floor, which is made of diamond as abrasive and combined with composite material. For grinding and polishing of concrete floors. Features: It has strong grinding force, good durability, and the polished concrete floor has good clarity and gloss. It is an ideal concrete grinding tool. The whole process is divided into four steps: rough grinding, fine grinding, fine grinding and polishing. , The polished concrete floor has a glossiness of more than 80°.