Specification Brand : uxcell BulletPoint : Thumb Screw BulletPoint1 : Thread Size: M3 x 12mm/0.12" x 0.47"(D*L); Total Length: 18mm/0.7" BulletPoint2 : Weight: 95g; Color: Black BulletPoint3 : Product Name: Thumb Screw; Material: Metal BulletPoint4 : Package Content: 40pcs x Thumb Screw; Coating: Black Zinc Plated BulletPoint5 : Drive Type: Phillips; Thread Pitch: 0.5mm Color : Black DriveSystem : Phillips ExteriorFinish : Nickel Plated,Metal ExternallyAssignedProductIdentifier : 7440105266254 ExternallyAssignedProductIdentifier1 : 709874410440 ExternallyAssignedProductIdentifier2 : 0709874410440 ExternallyAssignedProductIdentifier3 : 00709874032161 GradeRating : Standard ItemName : uxcell M3 x 12mm Knurled Phillips Head Thumb Screw Black 40pcs for Computer PC Case ItemPackageDimensions_Height : 8.8 centimeters ItemPackageDimensions_Length : 2.7 centimeters ItemPackageDimensions_Width : 7.9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : thumb-screws Manufacturer : uxcell Material : Metal MaximumShearStrength : 150 MPa MeasurementSystem : Imperial MeasurementSystem1 : Imperial MeasurementSystem2 : Metric MetalType : Nickel MetalType1 : Zinc-coated Steel MetalType2 : Zinc-coated Iron ModelName : Knurled Thumb Screws ModelNumber : SYNCTEA031312 NumberOfItems : 1 NumberOfPieces : 10 PartNumber : a16090600ux0519 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.