Different Grits: The sanding blocks are available in a range of roughnesses from coarse to superfine. They are grade 60, 120, 200, and 400, so you can select the one that suits your task. The finer the sand, the better the polishing effect, and the coarser the sand, the better the polishing effect. Quality Material: The diamond hand wipe is made of high-strength diamond and high-elastic sponge, with high wear resistance and reusable. With sharpening, fast polishing, high brightness, and other advantages. Widely Used: Our diamond polishing pads work perfectly for granite, marble, concrete, and glass. It never leaves any dye on the stone surface during work and has good polishing efficiency. Practical and Useful: For home or industrial use. Lightweight and portable, easy to store and carry. Helps you quickly solve the problems you often encounter in life such as chipping, burrs, and edging. Considerate design: 60# is used for general E-slats and floor tiles, 100# is used for ordinary