Specification Brand : uxcell BulletPoint1 : [Internal Tooth Washers]: Package Content 100pcs of Internal Tooth Washers; Inner Dia: 6.4mm/1/4"; Outer Dia: 13.2mm/0.518; Thickness: 1mm/0.04"; Color: Silver Tone. BulletPoint2 : [Material]: Made of stainless steel, it has high strength, high hardness, corrosion resistance, wear resistance, smooth and bright appearance, and strict standard workmanship so that it can be used for a long time. BulletPoint3 : [Features]: The internal tooth washer applies spring force between the fastener head and the base material, generating more friction and rotational resistance. The internal tooth structure of the washer can evenly distribute the tightening force of the bolt to the connected parts. Hold the gasket firmly against the substrate. BulletPoint4 : [Easy Installation]: The internal tooth washers can be fixed on the shaft with simple pressure or rotation during installation. Installation is simple and convenient. BulletPoint5 : [Application]: It is widely used in various screw fastening applications and is suitable for various mechanical, electronic, construction, automotive and other connecting equipment and industrial production industries. BulletPoint6 : These stainless steel internal toothed lock washers feature a 1/2" screw size BulletPoint7 : 25 pieces per retail package Color : Silver ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 680727733896 ExternallyAssignedProductIdentifier2 : 0680727733896 ExternallyAssignedProductIdentifier3 : 5056133342543 GpsrSafetyAttestation : 1 ItemName : uxcell 100Pcs Internal Tooth Washers, 1/4-Inch Stainless Steel Internal Serrated Washer for Mechanical Equipment Fasteners, Silver Tone ItemPackageDimensions_Height : 9.1 centimeters ItemPackageDimensions_Length : 1.5 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 100 ItemTypeKeyword : tooth-lock-washers Manufacturer : uxcell Material : Stainless Steel MetalType : Stainless Steel MetalType1 : Alloy Steel MetalType2 : Spring Steel ModelNumber : a18082300ux0157 NumberOfItems : 100 NumberOfPieces : 100 PartNumber : a24041200ux0294 ProductDescription : Description: Material: Made of stainless steel, it has high strength, high hardness, corrosion resistance, wear resistance, smooth and bright appearance, and strict standard workmanship so that it can be used for a long time. Features: The internal tooth washer applies spring force between the fastener head and the base material, generating more friction and rotational resistance. The internal tooth structure of the washer can evenly distribute the tightening force of the bolt to the connected parts. Hold the gasket firmly against the substrate. Easy Installation: The internal tooth washers can be fixed on the shaft with simple pressure or rotation during installation. Installation is simple and convenient. Application: It is widely used in various screw fastening applications and is suitable for various mechanical, electronic, construction, automotive and other connecting equipment and industrial production industries.