4" Damo Diamond Floor Polishing Pads 6 Sets=42 Pieces for Concrete / Terrazzo / Granite 6 Sets=42 Pieces 4 Inch Diamond Floor Polishing Pads for Concrete / Terrazzo / Granite 6 X Grit 50 100 200 400 800 1500 3000. This parcel will be sent out from Washinton by USPS, with USPS Priority tracking. http://www.amazon.com/dp/B00CU8CWRE http://www.amazon.com/dp/B071V9YX2M