Specification Brand : Procraft BulletPoint : Price For: Each System of Measurement: Inch Nut Style: Coupling Nut Fastener Thread Direction: Right Hand Item: Coupling Nut Length: 3/4" Fastener Thread Type: UNF Width Across Flats: 5/16" Fastener Finish: Zinc Chromate Material Grade: Grade 2 Dia./Thread Size: #10-32 Basic Material: Steel Country of Origin (subject to change): Taiwan BulletPoint1 : Product Included: 20 x Hex Coupling Nut; Hex-Shaped on the outsides, a wrench can tighten or loosen it easily BulletPoint2 : Dimension: Pitch: 0.7 mm; Hex Width: 7 mm / 0.28"; Length: 12 mm / 0.47" ;Color: silver BulletPoint3 : Material: Coupling nut are made of 304 Stainless Steel, good rust resistance and durable. BulletPoint4 : Application: Metric coupling nuts are designed to secure 2 parts together, most commonly threaded rod BulletPoint5 : Installation: Easy to install, needs to be tightened with a wrench so that the two parts of fasteners or fittings are joined together. Make sure to properly tighten (don't over-tighten) the hex nuts so they don't come off. Color : Silver ConnectorType : Coupling DriveSystem : External Hex ExteriorFinish : Zinc,Steel ExternallyAssignedProductIdentifier1 : 0040048080640 ExternallyAssignedProductIdentifier2 : 040048080640 ExternallyAssignedProductIdentifier3 : 00602451760474 FinishType : Polished GradeRating : industrial ItemName : 4 Pack 8-32 X 5/8" Long Hex Coupling Nut with Zinc Plate 547600 ItemPackageDimensions_Height : 10.0076 centimeters ItemPackageDimensions_Length : 0.9906 centimeters ItemPackageDimensions_Width : 6.2992 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : coupling-nuts Manufacturer : Procraft Material : Steel MeasurementSystem : Metric MetalType : Stainless Steel ModelNumber : 547600 NumberOfItems : 28 NumberOfPieces : 4 PartNumber : nt103 ProductDescription : 4 Pack 8-32 x 5/8" long, 5/16 across the flats steel coupling nut with zinc finish. ProductSiteLaunchDate : 2018-12-31T08:00:00.000Z Size : Other StreetDate : 2018-08-09T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 4 UnspscCode : 31161700