Check the listing for details. 5 Inch Sanding Disc 240 Grit Hook and Loop Wet Dry Usable Silicon Carbide 5Pcs. Condition: New. Listed at 13.37 USD. Description:[ Material ] - Made of silicon carbide, C-Weight backing, it is suitable for grinding high hardness materials.[ Reusable ] - Hook and Loop design make it easy to stick to the sander and take apart, and it will not fall off during use.[ Convenient ] - The grit size number of the grinding disc is printed on the back, which is convenient to find quickly when using it.[ Wet/Dry Usable] - This grinding disc is designed for both wet and dry uses, wet sanding can minimize scratches, prevent sandpaper from clogging with dust, remove loose abrasive particles and reduce air dust.[ Application ] - Silicon carbide sandpaper can be used to grind metal, wood, glass, ceramics, stone, cast iron, stainless steel, painted surface, non-metallic materials, and other high hardness materials to make it smooth.