Specification Brand : Guard4U BulletPoint1 : High Quality Metric Stainless Steel Hex Nuts Assortment Kit,9 Sizes of the most commonly used 304 Stainless Steel Hex Nuts Can meet your different needs. BulletPoint2 : Made of high quality 304 stainless steel, which features is strength and offers good corrosion resistance in bad environment like high temperature, cold weather, and high humidity areas. They have superior rust resistance and the excellent of oxidation resistance, which can ensure long time using. BulletPoint3 : Different types of Hex Nuts,designed to stand off the material to allow easy weld penetration,widely used to industrial machine. Serves a wide range of use and for professionals, amateurs, landlords, repairmen, other DIY. BulletPoint4 : This kit can be widely used in all kinds of precision machinery, classified instruments, instruments, electronic products, household appliances, communication products, locks, lamps, lights, toys, etc. BulletPoint5 : Packing Quantity: M2(100Pcs), M2.5(100Pcs), M3(100Pcs), M4(80Pcs), M5(50Pcs), M6(50Pcs), M8(30Pcs), M10(10Pcs), M12(10Pcs).Total 530Pcs. All contained in a sturdy and transparent plastic box, can be use for a storage box. Color : Silver DriveSystem : External Hex DriveSystem1 : Square DriveSystem2 : External Hex ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier : 8880486343363 ExternallyAssignedProductIdentifier1 : 738634035234 ExternallyAssignedProductIdentifier2 : 0738634035234 FinishType : Polished GpsrSafetyAttestation : 1 GradeRating : industrial ItemName : Guard4U 530Pcs M2 M2.5 M3 M4 M5 M6 M8 M10 M12 Metric 304-Stainless Steel Hex Nuts Assortment Kit for Screws Bolt ItemPackageDimensions_Height : 17.0942 centimeters ItemPackageDimensions_Length : 2.4892 centimeters ItemPackageDimensions_Width : 9.906 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hex-nuts Manufacturer : Guard4U ManufacturerGrade : Grade A Material : Stainless Steel MeasurementSystem : Metric MetalType : Stainless Steel ModelNumber : HNPS NumberOfItems : 530 NumberOfPieces : 530 PackageLevel : unit PartNumber : HNPS ProductDescription : Guard4U 530Pcs M2 M2.5 M3 M4 M5 M6 M8 M10 M12 Metric 304-Stainless Steel Hex Nuts Assortment Kit for Screws Bolt *The magnetic properties of 304 stainless steel due to the structure transformation reasons are not at the same level as the magnetic properties of stainless steel of other materials, which means that the magnetic properties of 304 steel always show weak magnetic properties. *Material: 304 Stainless Steel *Packed in a plastic box.