Specification Brand : JianLing BulletPoint1 : The expansion nut made of high-quality rubber and brass is not easy to deform and durable. BulletPoint2 : It is used together with 304 stainless steel cross flat head screws to closely connect the whole assembly. It is a useful accessory for sealing holes. BulletPoint3 : Easy to install, screw threaded screws into brass nuts to secure the extension. BulletPoint4 : Hardware with grip range of 0.4-4.9 mm, easy to use, simple operation, screwed in brass nut fixation, anti vibration and anti impact - reduce noise. BulletPoint5 : It has a wide range of uses, suitable for multiple occasions and multiple purposes, and is very suitable for kayaking, canoeing, boats and other marine applications. Color : Black DriveSystem1 : Phillips DriveSystem2 : Cross ExteriorFinish : Stainless Steel,Rubber,Brass ExternallyAssignedProductIdentifier1 : 729388449392 ExternallyAssignedProductIdentifier2 : 0729388449392 FinishType : Brass GpsrSafetyAttestation : 1 GradeRating : industrial ItemName : JianLing 12 Sets Neoprene Well Nut Rubber Expansion Brass Nuts with Stainless Steel Screw (12 pcs M4 Straight Type + 12 pcs Cross Flat Head Screw M4*20mm) ItemPackageDimensions_Height : 7.2898 centimeters ItemPackageDimensions_Length : 1.7018 centimeters ItemPackageDimensions_Width : 6.2992 centimeters ItemPackageQuantity : 12 ItemTypeKeyword : hardware-nut-and-bolt-sets Manufacturer : JianLing Material1 : Rubber Material2 : Brass MetalType : Brass ModelNumber : NWNREB-M4-12 NumberOfPieces : 12 PartNumber : NWNREB-M4-12 ProductDescription : Specification: Product name: M4 straight tube Expansion nut material: rubber + brass Colour: Black Weight: about 1.6g/pcs Thread: M4 straight barrel Cap diameter: 11mm/0.43inch Total height: 12.6mm/0.5inch Shank diameter: 8mm/0.31inch Bottom thickness: 1.3mm/0.05inch Screw material: stainless steel Color: silver Screw size: M4*20mm The package contains: M4 straight nuts*12pcs Phillips flat head screws M4*20mm*12pcs ProductSiteLaunchDate : 2021-08-09T06:57:08.455Z Size : M4*20mm SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31161700