Specification Brand : uxcell BulletPoint1 : Product Specifications: Thread Size: M3; Thread Pitch: 0.5mm/0.02"; Length: 4mm/0.16"; Outer Diameter: 4.5mm/0.18"; Package Content: 50 pcs of female thread knurled nuts. BulletPoint2 : Material: The brass threaded inserts are made of brass, which has strong anti-corrosion, anti-rust, and anti-oxidation capabilities, is aesthetically durable, and has a long service life. BulletPoint3 : Strict Craftsmanship: The embedment nuts inserts are produced through strict craftsmanship. The threads are clear and the pitch is uniform; the surface has been ultrasound cleaned, smooth, and burr-free; the knurled pattern design increases torsion resistance and can be more firmly combined with the plastic matrix. BulletPoint4 : Easy to Install: Knurled brass nuts made of brass have good thermal conductivity and can be installed in the tapered hole by hot melting, hot pressing, or ultrasonic welding, and can also be injection molding. BulletPoint5 : Wide Application: Brass heat set inserts are widely used in 3D printing, automotive, electrical appliances, and other industries. They are suitable for installation on 3D printers, electric molding machines, electric injection molding machines, cars or laptops, and other household appliances with molding plastic casings. Color : S DriveSystem : Spline ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 0780392437485 ExternallyAssignedProductIdentifier2 : 780392437485 FinishType : Unfinished GpsrSafetyAttestation : 1 GradeRating : Industrial ItemDisplayWeight : 0.09 pounds ItemName : uxcell 50Pcs Knurled Insert Nuts, M3x4(L) x4.5mm(OD) Brass Female Threaded Inserts Heat Set Insert for 3D Printing Components and Plastic Shell ItemPackageDimensions_Height : 11.2 centimeters ItemPackageDimensions_Length : 1.1 centimeters ItemPackageDimensions_Width : 8.6 centimeters ItemPackageQuantity : 50 ItemShape : Round ItemTypeKeyword : hardware-nut-inserts Manufacturer : uxcell Material : Brass MeasurementSystem : Inch MetalType : Brass MetalType1 : Stainless Steel MetalType2 : Alloy Steel ModelNumber : 260-006-RS NumberOfItems : 50 NumberOfPieces : 50 PackageLevel : unit PartNumber : a24013100ux1101 ProductDescription : Descriptions: Material: The brass threaded inserts are made of brass, which has strong anti-corrosion, anti-rust, and anti-oxidation capabilities, is aesthetically durable, and has a long service life. Strict Craftsmanship: The embedment nuts inserts are produced through strict craftsmanship. The threads are clear and the pitch is uniform; the surface has been ultrasound cleaned, smooth, and burr-free; the knurled pattern design increases torsion resistance and can be more firmly combined with the plastic matrix. Easy to Install: Knurled brass nuts made of brass have good thermal conductivity and can be installed in the tapered hole by hot melting, hot pressing, or ultrasonic welding, and can also be injection molding. Wide Application: Brass heat set inserts are widely used in 3D printing, automotive, electrical appliances, and other industries. They are suitable for installation on 3D printers, electric molding machines, electric injection molding machines, cars or laptops, and other household appliances with molding plastic casings.