Specification Brand : HARFINGTON BulletPoint1 : Size - Grit: 36 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 resin fiber, 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. ConstructionType : Coated ExternallyAssignedProductIdentifier : 00850046319358 IncludedComponents : 50 Reconditioning Discs ItemName : HARFINGTON 25pcs Quick Change Sanding Discs 3" 36 Grit R-Type Roll Lock Resin Fiber Conditioning Disc Sandpaper for Die Grinder Grinding Fast Cutting, Red Brown ItemPackageDimensions_Height : 1.97 inches ItemPackageDimensions_Length : 7.87 inches ItemPackageDimensions_Width : 5.91 inches ItemPackageQuantity : 1 ItemTypeKeyword : quick-change-discs Manufacturer : HARFINGTON ModelName : Twist-To-Lock ModelNumber : 7400TB NumberOfItems : 50 PartNumber : htf240207hh000116 ProductDescription : Made of resin fiber, 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.