The high grit sandpaper can use in many domains: automotive, industrial, woodworking, marine and more.Durable aluminum oxide sand paper is widely used on non-metal, wood, rubber, leather, plastic, stone, glass and other materials, for grinding and polishing.This Fine Grit Sandpaper is designed for Polishing and Finishing on non-metal, wood, paint, rubber, leather, plastic and other soft materials.Note:Please clean the dust and replace the old hook-and-loop sanding pad before use to ensure its optimal function.You should add converter when it's applied to an electric drill.