Product Review

This is a 4" Diamond Polishing Pad for concrete stone 12 Pcs and 1 Rubber backer. 12 Pads are: 2 X Grit 50 100 200 1 X Grit 400 800 1,500 3,000 6,000 & the only seller with this package offering a 10,000 grit. 1 Pc Rubber Velcro Backer (5/8" Thread arbor). The Backer has water feed hole, can do wet polishing. This is an incredible set that contains all you need to work on either wet or dry polishing of stones. However, it is recommended that wet polishing can provide a greater shine of certain stones. The max for the Velcro Backer is that of 4500 RPM.