Specification Brand : uxcell BulletPoint1 : Thread Size: M3 x 12mm/0.12" x 0.47"(D*L); Total Length: 18mm/0.7" BulletPoint2 : Weight: 48g; Color: Black BulletPoint3 : Product Name: Thumb Screw; Material: Metal BulletPoint4 : Package Content: 20pcs x Thumb Screw; Coating: Black Zinc Plated BulletPoint5 : Drive Type: Phillips; Thread Pitch: 0.5mm Color : Silver DriveSystem : Phillips ExteriorFinish : Zinc ExternallyAssignedProductIdentifier1 : 709874410433 ExternallyAssignedProductIdentifier2 : 0709874410433 GpsrSafetyAttestation : 1 ItemName : uxcell M3 x 12mm Knurled Phillips Head Thumb Screw Black 20pcs for Computer PC Case ItemPackageDimensions_Height : 13.5 centimeters ItemPackageDimensions_Length : 1.8 centimeters ItemPackageDimensions_Width : 9.4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : thumb-screws Manufacturer : uxcell Material : Metal MeasurementSystem : Metric MeasurementSystem1 : Imperial MeasurementSystem2 : Metric MetalType : Stainless Steel MetalType1 : Nickel MetalType2 : Alloy Steel ModelNumber : a16090600ux0647 NumberOfItems : 20 NumberOfPieces : 20 PartNumber : a16090600ux0518 ProductDescription : These quality crafted thumb screws provide quick installation for securing cases and can easily be tightened by hand without much force. They have an easy grip head that allows for simple by hand installation, just like conventional thumb screws.