Specification Brand : uxcell BulletPoint : Zinc Diecast Threaded Insert Nut BulletPoint1 : [SIZE] - M2x0.4mm thread size, 0.16" (4mm) long, 0.138" (3.5mm) 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. DriveSystem : Spline ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 0839137001433 ExternallyAssignedProductIdentifier2 : 839137001433 FinishType : Brass ItemDisplayWeight : 0.01 pounds ItemName : uxcell Knurled Insert Nuts, M2 x 4mm(L) x 3.5mm(OD) Female Thread Brass Embedment Assortment Kit, 10 Pcs ItemPackageDimensions_Height : 15.24 centimeters ItemPackageDimensions_Length : 0.635 centimeters ItemPackageDimensions_Width : 10.16 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hardware-nut-inserts Manufacturer : uxcell Material : Brass MeasurementSystem : Metric MeasurementSystem1 : Metric MeasurementSystem2 : Inch MetalType : Brass ModelNumber : SYNCTEA043352 NumberOfItems : 1 PartNumber : a19030600ux0309 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.