Specification Brand : HARFINGTON BulletPoint1 : Size - Grit: 600 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 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 100% 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 : Brown CompatibleDevices : Die Grinder CompatibleDevices1 : Angle Grinder CompatibleDevices2 : Die Grinder CompatibleDevices3 : Hazet CompatibleDevices4 : Mueller-Kueps Holders CompatibleMaterial : Metal ConstructionType : Coated ExternallyAssignedProductIdentifier1 : 0637801194388 ExternallyAssignedProductIdentifier2 : 637801194388 ExternallyAssignedProductIdentifier3 : 00888730906027 IncludedComponents : 50Pcs Sanding Discs IndustryStandardIdentifier : R Type ItemName : HARFINGTON 25pcs Quick Change Sanding Discs 3" 600 Grit R-Type Roll Lock Nonwoven Fiber Conditioning Disc Sandpaper for Die Grinder Grinding Fast Cutting, Brown ItemPackageDimensions_Height : 3.54 inches ItemPackageDimensions_Length : 8.66 inches ItemPackageDimensions_Width : 4.33 inches ItemPackageQuantity : 1 ItemTypeKeyword : quick-change-discs Manufacturer : HARFINGTON Material : Metal Material1 : Aluminum Oxide Material2 : Ceramic MaximumRotationalSpeed : 25000 rpm ModelName : NO ModelNumber : KM-1683309-745420-LR NumberOfItems : 25 PartNumber : htf240207hh000054 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.