Specification Brand : Brush Research BulletPoint1 : Flexible Cylinder Hone made of Silicon Carbide BulletPoint2 : Hone is Made in USA by Brush Research Manufacturing BulletPoint3 : Hone is self centering and can be used with 3/8" or 1/2" chuck drill BulletPoint4 : Perfect for bore honing and cylinder refinishing BulletPoint5 : The hone size listed on the product is the bore it is intended to be used for (or slightly smaller bore will work) Color : Black ExternallyAssignedProductIdentifier1 : 314362176137 ExternallyAssignedProductIdentifier2 : 0314362176137 ExternallyAssignedProductIdentifier3 : 00082171024887 GpsrSafetyAttestation : 1 IncludedComponents : (1) "4-1/8" Engine Cylinder Flex-Hone" ItemLength : 14.7 inches ItemName : Brush Research 2 1/2" (64mm) Flex-Hone Cylinder Hone Tool 80 Grit (Silicon Carbide) ItemPackageDimensions_Height : 35.6 centimeters ItemPackageDimensions_Length : 12.7 centimeters ItemPackageDimensions_Width : 12.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : flex-hones Manufacturer : Brush Research Material : Silicon Carbide ModelName : 2488D ModelNumber : 2488D NumberOfItems : 1 PackageLevel : unit PartNumber : BC21280SC ProductDescription : 8 ProductSiteLaunchDate : 2010-01-30T00:32:31.000-00:00 Size : 1 SET SkipOffer : 1 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 27110000