13PCS 4 Inch Diamond Polishing Pads Set, 5/8’’-11 Backer Pad, 50-8000 Grit Pads,

【Wet/Dry Polishing】This diamond polishing kit is designed for both wet and dry polishing, the 50-150 grit polishing pads can be used wet or dry, while the 300-8000 grit polishing pads must be used with water to ensure the best polishing results.