Specification Brand : Bettomshin BulletPoint1 : 【Parameter】Model: M8 x 15mm; Bore Diameter: 8mm/0.31"; Outer Diameter: 15mm/0.59"; Material: stainless steel; Package Content: 100Pcs. BulletPoint10 : Style: External Tooth BulletPoint2 : 【Material】This Internal Tooth Star Washer is made of stainless steel so it's sturdy and durable, also has great corrosion resistance for machinery equipment and substrate. BulletPoint3 : 【Function】The washer exerts a spring force between the fasteners head and the substrate, which maintains the washer hard against the substrate and the bolt thread hard against the nut or substrate thread, creating more friction and resistance to rotation. BulletPoint4 : 【Easy to Install】The washer creates a permanent installation and will lock on plastic or steel; The thickness of the washer is relatively thin, be careful when installing and do not use too much force. BulletPoint5 : 【Wide Application】Internal Tooth Star Washer is widely used in product maintenance such as vehicles and wheels; Also in machinery, furniture, electrical appliances, electronic equipment, cars, sports equipment and industrial production of shock absorption and insulation. BulletPoint6 : Diameter: 1/4 inch (#14) BulletPoint7 : Material: Steel BulletPoint8 : Finish: Zinc BulletPoint9 : Hardness: Grade 2/A307 Color : 100Pcs M8 x 15 ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 0082893555881 ExternallyAssignedProductIdentifier2 : 082893555881 ExternallyAssignedProductIdentifier3 : 0738287621273 ExternallyAssignedProductIdentifier4 : 0014973266769 ExternallyAssignedProductIdentifier5 : 00738287621273 GpsrSafetyAttestation : 1 ItemName : Bettomshin 100Pcs M8 x 15mm Internal Tooth Starlock Washers, 304 Stainless Steel Bearing Clamp Push On Speed Clips Fasteners, Quick Speed Locking Washers for Vehicles, Wheels, Machinery, Furniture ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : tooth-lock-washers Manufacturer : Bettomshin Material : Stainless Steel MetalType : Stainless Steel MetalType1 : Alloy Steel MetalType2 : Spring Steel ModelNumber : NO NumberOfItems : 100 NumberOfPieces : 100 PartNumber : AH2300Z2607CA-FBA ProductDescription : Widely used in machinery equipment, industrial production of shock absorption and insulation.