Specification Brand : uxcell BulletPoint1 : [SIZE] - M3x0.5mm thread size, 0.16" (4mm) long, 0.2" (5mm) outer diameter. BulletPoint2 : [MATERIAL] - Made of brass, rust resistance, good thermal conductivity and heat resistance, can ensure long time using. BulletPoint3 : [FEATURE] - Can be installed by ultrasonic or heat into thread tapered hole, or in during injection. BulletPoint4 : [ADVANTAGE] - No need to counterbore or countersink the boss hole since the insert has guide pilot. BulletPoint5 : [APPLICATION] - Widely used on injection for fastening. Color : Gold CompatibleGrooveDiameter : 0.0787 inches DriveSystem : Spline ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 008236025255 ExternallyAssignedProductIdentifier2 : 0008236025255 ExternallyAssignedProductIdentifier3 : 00008236025255 FinishType : Brass GradeRating : commercial ItemName : uxcell Knurled Insert Nuts, M3 x 5mm(L) x 5mm(OD) Female Thread Brass Embedment Assortment Kit 50pcs ItemPackageDimensions_Height : 12.9 centimeters ItemPackageDimensions_Length : 2.5 centimeters ItemPackageDimensions_Width : 9.2 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : hardware-nut-inserts Manufacturer : uxcell Material : Brass Material1 : Copper Material2 : Brass MeasurementSystem : Inch MeasurementSystem1 : Metric MeasurementSystem2 : Inch MetalType : Brass MetalType1 : Stainless Steel MetalType2 : Alloy Steel ModelNumber : BM1300N1312IG NumberOfItems : 25 NumberOfPieces : 25 PartNumber : a19030600ux0347 ProductDescription : - These Knurl Thread Insert Nut can be widely used on the injection for tightly fixing. - Can be installed by ultrasonic or heat into blind hole, or in during injection. - No need to counterbore or countersink the boss hole since the insert has guide pilot. - Made of brass material, good thermal conductivity and heat resistance.