Specification Brand : HARFINGTON BulletPoint1 : Size - 4-1/2 Inch diameter and 7/8 Inch arbor hole Fiber Sanding Discs are coated with a durable grain of 36 Grit. BulletPoint2 : Material - The fiber sanding disc is made of ceramic material with better cutting efficiency, which has higher hardness and cutting efficiency, and can still maintain good grinding performance at high temperatures. BulletPoint3 : Feature - The surface quality processed by ceramic grinding discs is higher and can achieve better smoothness. It is suitable for work that requires fine surface treatment, such as pre-grinding and polishing of metal products, or fine grinding of welds. BulletPoint4 : Usage - Simply attach the disc to your angle grinding or power tool, and use it only with the backing pad and nut, then gently place it on the surface that needs to be trimmed or polished, working with the appropriate speed and pressure. BulletPoint5 : Application - Fiber grinding and polishing discs are widely used in the processing of metal materials, including stainless steel, alloy steel, non-ferrous metals (such as aluminum or brass), cast iron or wood crafts, etc. Color : Red CompatibleDevices : Angle Grinder CompatibleDevices1 : Angle Grinder CompatibleDevices2 : Bench Grinder CompatibleDevices3 : Die Grinder ConstructionType : Coated CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 50051125949571 ExternallyAssignedProductIdentifier1 : 0097758403719 ExternallyAssignedProductIdentifier2 : 097758403719 ExternallyAssignedProductIdentifier3 : 697273852797 ExternallyAssignedProductIdentifier4 : 636655893904 GpsrSafetyAttestation : 1 IncludedComponents : 25 Pack Sanding Discs IndustryStandardIdentifier : Backing Pad ItemName : HARFINGTON 50PCS Fiber Grinding and Sanding Discs 4-1/2" x 7/8" 36 Grit Ceramic Resin Fiber Abrasive Discs for Grinding Polishing, Red ItemPackageDimensions_Height : 4.13 inches ItemPackageDimensions_Length : 4.92 inches ItemPackageDimensions_Width : 4.92 inches ItemPackageQuantity : 50 ItemTypeKeyword : fiber-backed-abrasive-discs Manufacturer : HARFINGTON Material : Ceramic MaximumRotationalSpeed : 3450 rpm ModelName : Does Not Apply ModelNumber : 49753 NumberOfItems : 50 PackageLevel : unit PartNumber : htf240318hh000187 ProductDescription : The fiber sanding disc is made of ceramic material with better cutting efficiency, which has higher hardness and cutting efficiency, and can still maintain good grinding performance at high temperatures. The surface quality processed by ceramic grinding discs is higher and can achieve better smoothness. It is suitable for work that requires fine surface treatment, such as pre-grinding and polishing of metal products, or fine grinding of welds. Fiber grinding and polishing discs are widely used in the processing of metal materials, including stainless steel, alloy steel, non-ferrous metals (such as aluminum or brass), cast iron or wood crafts, etc. Simply attach the disc to your angle grinding or power tool, and use it only with the backing pad and nut, then gently place it on the surface that needs to be trimmed or polished, working with the appropriate speed and pressure.