1. Used for high gloss polishing of composite materials directly or indirectly. 2. Easy to use, the felt disc releases high-quality polishing paste when exposed to water. 3. The disc can be used on the front or flat side. 4.Recommended speed:8000-12000rpm/min. 5. Compared to paste polishing, it is faster and more convenient. Description:Features:1. Used for high gloss polishing of composite materials.2. Immersion polishing paste releases high-quality polishing paste when exposed to water.3. Recommended speed: 8000-12000rpm/min.