Our premium concrete polishing pads are designed to help you bring a shine to your concrete countertop. Diamond polishing pads are used in sets, and the 50 grit pad will prepare your surface by eliminating trowel marks, smoothing rough areas and exposing the light aggregate. The 50 grit pad is also great for shaping edges and removing mold lines. The 100 grit will follow and so on until you reach the final grit where you should achieve a polished shine.● The concrete polishing pads are great for concrete, granite, hard marble & porcelain. ● These concrete polishing pads are 4" in diameter and longer lasting and more flexible than many other discs on the market. ● Don’t be fooled by the low price, the Diamond Tool Store's discs are a premium concrete polishing pad, they will outlast and outperform any other diamond economy polishing disc. ● These extremely flexible concrete polishing pads feature a high diamond concentration that provides the user with superior results at a very competitive price. ● Be sure to read any instructions supplied with sealer and coatings you plan to use; you may need to apply your sealer at a specific grit in the polishing process ● Advanced hard bond resin matrix to maximize life when used to grind and polish abrasive concrete surfaces. ● An above average concentration of premium, diamond enables faster stock removal speeds and quicker overall polishing results while maximizing pad life. ● Diamond polishing pads will remove material to expose aggregate and create ● Made with high-quality diamonds and backing that last longer than other concrete pads in the market. ● Smooth flexibility in these makes polishing rounded or curved areas easier than before. Our highest quality pads for concrete!