Specification Brand : Small Parts BulletPoint1 : Acorn nut has a domed top that covers exposed threads BulletPoint2 : Brass provides corrosion resistance and offers thermal and electrical conductivity BulletPoint3 : Chrome plating resists corrosion and has a highly reflective appearance BulletPoint4 : Use in any application where a nut is required and a finished appearance preferred BulletPoint5 : The product contains: 6 pieces of lamp screw caps, black color. Sufficient quantity can meet your daily use needs. Color : Gold DriveSystem : External Hex ExteriorFinish : Chrome ExternallyAssignedProductIdentifier1 : 5055331827173 ExternallyAssignedProductIdentifier2 : 05055331827173 ExternallyAssignedProductIdentifier3 : 00008236142525 FinishType : Bright GpsrSafetyAttestation : 1 GradeRating : grade 8 ItemName : Chrome-Plated Brass Acorn Nut, USA Made, 3/4"-10 Thread Size, 1-1/16" Width Across Flats, 7/8" Height, 1/2" Minimum Thread Depth (Pack of 1) ItemPackageDimensions_Height : 0.762 centimeters ItemPackageDimensions_Length : 12.7 centimeters ItemPackageDimensions_Width : 17.018 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : acorn-nuts Manufacturer : Small Parts Material : Brass MeasurementSystem : Inch MetalType : Stainless Steel ModelNumber : CPB355 NumberOfItems : 1 NumberOfPieces : 25 PackageLevel : unit PartNumber : B00A6YVKN6 ProductDescription : Description: Protect your lamps: These ceiling light screw caps are designed to hold your lamps securely in place. They provide extra stability and prevent your lamps from loosening or falling off due to vibration or other movement.