Specification Brand : Clipsandfasteners BulletPoint1 : Package Content: You will receive 300 pieces of M2 M3 M4 M5 M6 thread knurled nuts, equipped with durable plastic, individually packaged in compartments to prevent mixing, making them more convenient for you to store and use. BulletPoint2 : Multi Sizes: There are 15 sizes to satisfy your different needs. With these M2 M3 M4 M5 M6 thread knurled nuts, you have ample choices, more conveniently. BulletPoint3 : Premium Material: These threaded inserts are made of quality brass, sturdy and durable. Reliable material and well-made workmanship ensures their performance and service, so you can use them with confidence. BulletPoint4 : Installation: These brass knurled threaded insert nuts can be installed by ultrasonic or heat, or during the injection molding process. Brass is heat resistant and has a better hardness and toughness than aluminum, making it more ideal for 3D printing injection molding. The special thread design makes them easier to handle. BulletPoint5 : Wide Application: These threaded inserts are perfect for injection molding, fastening or other projects. Back-drill and counter-sink the hole are not needed. DriveSystem : Spline ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 0821641118127 ExternallyAssignedProductIdentifier2 : 821641118127 FinishType : Brass GpsrSafetyAttestation : 1 GradeRating : commercial ItemName : 1/4"-28 S.A.E. Nutsert Tool Conversion Kit ItemPackageDimensions_Height : 1.5 inches ItemPackageDimensions_Length : 2.75 inches ItemPackageDimensions_Width : 1.75 inches ItemPackageQuantity : 1 ItemTypeKeyword : hardware-nut-inserts Manufacturer : Clipsandfasteners Inc Material : Brass MeasurementSystem : Metric MetalType : Brass NumberOfItems : 300 NumberOfPieces : 300 PartNumber : 2947072 ProductDescription : Nutsert Conversion Kit Size: 1/4-28 S.A.E. Use With A11805 Nutsert Tool 1 Per Package ProductSiteLaunchDate : 2010-08-21T12:00:00.000-08:00 Size : B SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnspscCode : 31160000