Specification Brand : Starcke BulletPoint1 : 5" waterproof C weight paper sanding discs BulletPoint2 : Super sharp and fast cutting Silicon Carbide abrasive BulletPoint3 : These plain backed discs will need your own adhesive to attach them to the appropriate back up pad and then attach to an orbital or DA disc sander. BulletPoint4 : Used for wet sanding on natural and engineered stone, plastic, fiberglass and concrete and glass BulletPoint5 : High quality German industrial abrasives factory direct Color : 400 Grit ConstructionType : Coated CustomerPackageType : 1 ExternallyAssignedProductIdentifier1 : 0697273851967 ExternallyAssignedProductIdentifier2 : 0636655896301 ExternallyAssignedProductIdentifier3 : 636655896301 ExternallyAssignedProductIdentifier4 : 697273851967 IndustryStandardIdentifier : 50031 ItemName : 5" Black Waterproof Plain Backed Sanding Discs (100 Pack, 400 Grit) ItemPackageQuantity : 1 ItemTypeKeyword : fiber-backed-abrasive-discs Manufacturer : Starcke Abrasives Material : Silicon Carbide NumberOfItems : 1 PartNumber : 991C-5-P400R100 ProductDescription : 5 Inch black waterproof discs are "C" weight silicon carbide paper tab sanding discs for wet sanding. These plain backed discs will need your own adhesive to attach them to the appropriate back up pad and then attach to an orbital or DA disc sander. Used for wet sanding on engineered stone, natural stone, glass, plastic, fiberglass and concrete. 100 discs per box. ProductSiteLaunchDate : 2018-05-22T21:07:40.657Z Size : 100 Pack Style : 6 SupplierDeclaredDgHzRegulation : unknown UnitCount : 1 UnspscCode : 31191600