Specification Brand : uxcell 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. Color : Bronze DriveSystem : Spline ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 738588750542 ExternallyAssignedProductIdentifier2 : 0738588750542 FinishType : Brass GpsrSafetyAttestation : 1 GradeRating : aerospace ItemName : uxcell Knurled Insert Nuts, M2 x 4mm(L) x 3.5mm(OD) Female Thread Brass Embedment Assortment Kit, 30 Pcs ItemPackageDimensions_Height : 15.24 centimeters ItemPackageDimensions_Length : 0.0762 centimeters ItemPackageDimensions_Width : 10.16 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hardware-nut-inserts Manufacturer : uxcell Material : Brass Material1 : Stainless Steel Material2 : Steel MetalType : Brass MetalType1 : Stainless Steel MetalType2 : Alloy Steel MetalType3 : Alloy Steel MetalType4 : Magnesium ModelNumber : a19030600ux0311 NumberOfItems : 25 NumberOfPieces : 30 PartNumber : a19030600ux0311 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.