Specification Brand : HARFINGTON BulletPoint1 : Size - Grit: 320 Grit, Diameter: 50mm / 2", 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 non-woven fiber, it has good grinding effect, wear resistance, softness and elasticity, and will not leave excessive scratches and wear on the contact surface. 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. BulletPoint6 : [PRODUCT GUARANTEE] - Pro-Graad Product Guarantee. If you are not satisfied with the product, simply return your purchase within 30 days, and we will replace or refund your order. Pro-Graad is an American Company with US Based Customer Support. Color : Dark Green CompatibleDevices : Die Grinder ConstructionType : Coated ExternallyAssignedProductIdentifier : 50068060671535 ExternallyAssignedProductIdentifier1 : 0637801194340 ExternallyAssignedProductIdentifier2 : 637801194340 GpsrSafetyAttestation : 1 IncludedComponents : 2 Pack Pro-Graad 6” x 3” Brake Wheel Hub Resurfacing & Cleaning Discs IndustryStandardIdentifier : R Type ItemName : HARFINGTON 25pcs Quick Change Sanding Discs 2" 320 Grit R-Type Roll Lock Nonwoven Fiber Conditioning Disc Sandpaper for Die Grinder Grinding Fast Cutting, Dark Green ItemPackageDimensions_Height : 1.97 inches ItemPackageDimensions_Length : 5.91 inches ItemPackageDimensions_Width : 5.91 inches ItemPackageQuantity : 2 ItemTypeKeyword : quick-change-discs Manufacturer : HARFINGTON Material : Silicone Carbide Material1 : Aluminum Oxide Material2 : Ceramic MaximumRotationalSpeed : 6000 rpm ModelName : Brake Hub Cleaning Discs ModelNumber : HD-DN NumberOfItems : 50 PackageLevel : unit PartNumber : htf240207hh000049 ProductDescription : Made of nonwoven 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.