【 Material 】: High Quality Stainless Steel, anti-corrosion and durable
【Type】: High Quality Internal Tooth Starlock Washers Kit
【Wide Application】: Widely used in machinery equipment, industrial production of shock absorption and insulation,can meet your different needs in daily life
【Feature】: A Lock washer exerts a spring force between the fasteners head and the substrate to create more friction and resistance to rotation
【Size】: Applicable to sizes- ID 3mm (0.11 ") x OD 9mm (0.35 ")