Pad is made with high-quality diamond grits that are specifically chosen for their ability to deliver exceptional polishing results on a variety of stone surfaces., Pad measures 100mm in diameter, making it suitable for use on various stone surfaces, such as countertops, floors, and walls., G300 rating indicates that the pad is finely graded and designed for achieving a high level of polish on stone surfaces. This rating is ideal for use after using coarser pads, such as G200.