High-quality Diamond and Resin High Polishing Efficiency Long Service Life Easy Change of Polishing Pads Go Slow and In Stages Follow the Recommended rpm，below 5000 rpm Wearing Safety Glasses or A Face Shield 50-200 grit suit for wet or dry polish; 400-3000 grit must be used with water to ensure the best polishing results. Durable and Effective The granite diamond polishing pads are made of high-quality diamond and resin. Fast grinding force, good flexibility, wear resistance, high polishing efficiency, and long service life. The flexible diamond polishing discs are designed for wet and dry polishing, less dust, improve gloss finish in a short time. 50-200 grit suit for wet or dry polish; 400-3000 grit must be used with water to ensure the best polishing results. Nylon Velvet High-quality nylon velvet, firmly bonded, be repeatedly torn and pasted. Bendable Grinding Soft abrasive disc, easy to grind the curved shape of the table, wide applicability. Nylon Velvet High-quality nylon velvet, firmly bonded, be repeatedly torn and pasted.