Specification Brand : HARFINGTON BulletPoint1 : Size - Grit: 120 Grit, Diameter: 75mm / 3", R-shank Size: 7 x 9.2mm / 0.28" x 0.36"(L*D). The particles on the surface of the polishing disc are evenly and tightly distributed, which can effectively avoid excessive or insufficient sanding. BulletPoint2 : Material - Made of nylon, ensuring its high strength, durability, wear resistance and corrosion resistance, and providing strong cutting force. BulletPoint3 : Features - The grinding disc is designed with a R-lock shank, which can be quickly and firmly assembled and fastened to grinders, angle grinders, etc., which is easy to install and operate, and will not fall off easily during use. BulletPoint4 : Applications - The sanding disc is used for grinding, deburring, polishing, finishing, rust removal and paint removal, etc. Suitable for home decoration, woodworking, construction, automobile and handicraft industries; can be used for wood, alloy, metal, plastic, rubber, stone, glass fiber etc. BulletPoint5 : Notice - Please control the speed of the machine; excessively high speed may cause the sanding disc to overheat and wear out faster. Please pay attention to protect yourself from possible splash, dust and other hazards during use. Color : Red Brown ItemName : HARFINGTON 25pcs Quick Change Sanding Discs 3" 120 Grit R-Type Roll Lock Nylon Conditioning Disc Sandpaper for Die Grinder Grinding Fast Cutting, Red Brown ItemPackageDimensions_Height : 3.54 inches ItemPackageDimensions_Length : 8.66 inches ItemPackageDimensions_Width : 4.33 inches ItemTypeKeyword : quick-change-discs Manufacturer : HARFINGTON PartNumber : htf240207hh000099 ProductDescription : Made of nylon, ensuring its high strength, durability, wear resistance and corrosion resistance, and providing strong cutting force. The particles on the surface of the polishing disc are evenly distributed and firmly bonded; the back is reinforced with patches, which has higher hardness, stronger grinding ability, and is less prone to sand loss. The grinding disc is designed with a R-lock shank, which can be quickly and firmly assembled and fastened to grinders, angle grinders, etc., which is easy to install and operate, and will not fall off easily during use. The sanding disc is used for grinding, deburring, polishing, finishing, rust removal and paint removal, etc. Suitable for home decoration, woodworking, construction, automobile and handicraft industries; can be used for wood, alloy, metal, plastic, rubber, stone, glass fiber etc.