Specification Brand : Guard4U BulletPoint1 : High Quality Rubber Dome Cap Head Hex Nuts Assortment Kit,Used with bolts, threaded rods and studs to connect components. Easy to fit and to remove. BulletPoint2 : Made of nylon, good toughness, anti-corrosion and non conductive. BulletPoint3 : Each of our acorn cap nut has a smooth round dome head that protects and secures the threads it covers while improving the appearance. Outer hex-shaped design makes your installation become more convenient. BulletPoint4 : These acorn nuts not easy to slip when turning screw with wrench, mainly used for rough and simple components. Can be used as high strength fasteners for machinery, furniture, vehicles, etc. BulletPoint5 : Packing Quantity: M3(30Pcs),M4(25Pcs), M5(20Pcs), M6(15Pcs), M8(10Pcs),M10(10Pcs), M12(10Pcs).Total 120Pcs. All contained in a sturdy and transparent plastic box, can be use for a storage box. Color : White DriveSystem : External Hex ExteriorFinish : Rubber,Nylon ExternallyAssignedProductIdentifier1 : 738634035173 ExternallyAssignedProductIdentifier2 : 0738634035173 FinishType : Polished GpsrSafetyAttestation : 1 ItemName : Guard4U 120Pcs 7-Sizes White Nylon Acorn Nut Metric Inner Threaded Cap Nuts Assortment Kit-M3 M4 M5 M6 M8 M10 M12 Hexagon Decorative Cap Nuts for Screws Bolts ItemPackageDimensions_Height : 17.0942 centimeters ItemPackageDimensions_Length : 2.4892 centimeters ItemPackageDimensions_Width : 9.8044 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hardware-nut-and-bolt-sets Manufacturer : Guard4U Material : Nylon MeasurementSystem : Metric ModelNumber : ANN NumberOfItems : 120 NumberOfPieces : 120 PartNumber : ANN ProductDescription : Guard4U 120Pcs M3 M4 M5 M6 M8 M10 M12 White Nylon Acorn Nut Metric Inner Threaded Cap Nuts Assortment Kit *This acorn cap nut is a hex nut with an enclosed dome and it is partially internally threaded. The dome feature offers protection of exposed screw threads and a decorative appearance as a finishing fastener. The cap nut also protects from injury by covering exposed threads. Can be used in hobby and furniture projects, fencing, lawn or playground equipment or any application where a nut is required and a finished appearance preferred. *Widely used in manual DIY production, robots, aerial aircraft, 3D printing equipment, communication equipment, medical equipment, petrochemical industry, marine power facilities, architecture and other fields.