Specification Brand : uxcell BulletPoint1 : Product Name: Flat Washer; Material: Metal BulletPoint2 : Weight: 3g; Package Content: 100(+/-2%)PCS x Flat Washer BulletPoint3 : Thickness: 0.3mm / 0.01"; Inner Diameter: 1.4mm / 0.06" BulletPoint4 : Outer Diameter: 4mm / 0.16"; Standard: M1.4 BulletPoint5 : Color: Black GpsrSafetyAttestation : 1 ItemName : uxcell M1.4 x 4mm x 0.3mm Metal Flat Washers Spacers Gaskets Fastener Black 100PCS ItemPackageDimensions_Height : 13.5 centimeters ItemPackageDimensions_Length : 2.7 centimeters ItemPackageDimensions_Width : 10.1 centimeters ItemTypeKeyword : flat-washers Manufacturer : uxcell Material : Metal MetalType : Alloy Steel ModelNumber : SYNCTEA033554 NumberOfPieces : 100 PartNumber : a16101300ux0741 ProductDescription : Made of metal material in black color. The flat washer provides a bearing surface for fastener load distribution or is used as a spacer between components. Intended for the general use under the head of a bolt or nut in order to provide a smooth-bearing surface.