Specification Brand : uxcell BulletPoint1 : Thread Size: M4/0.16"(Dia); Total Length: 8mm/0.31" BulletPoint2 : Weight: 189g; Color: Black BulletPoint3 : Product Name: Case Fan Screw; Material: Metal BulletPoint4 : Package Content: 300(+/-2%)pcs x Case Fan Screw; Coating: Black Zinc Plated BulletPoint5 : Drive Type: Phillips Color : White DriveSystem : Phillips ExteriorFinish : Black Zinc,Metal ExternallyAssignedProductIdentifier : 00810167261998 ExternallyAssignedProductIdentifier1 : 709874413991 ExternallyAssignedProductIdentifier2 : 0709874413991 ExternallyAssignedProductIdentifier3 : 00008236893465 GpsrSafetyAttestation : 1 GradeRating : Grade 410 ItemName : uxcell M4 x 8mm tapping screw Black Zinc Plated Phillips Computer PC Case Fan Screw 300pcs ItemPackageDimensions_Height : 10.16 centimeters ItemPackageDimensions_Length : 2.54 centimeters ItemPackageDimensions_Width : 6.477 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : self-drilling-screws Manufacturer : uxcell Material : Zinc MeasurementSystem : Imperial MeasurementSystem1 : Imperial MeasurementSystem2 : Metric MetalType : Zinc ModelNumber : US-SA-AJD-152119 NumberOfItems : 1 NumberOfPieces : 300 PartNumber : a16090600ux0475 ProductDescription : Brand new and . Universal computer case cooling fan mount screws. This package PC case fan screws are great to have on hand for new system builds or upgrades