【MATERIAL】- The lock washer is made of high-quality carbon steel material, durable and practical, black finish gives better corrosion resistant performance in dry environments
【FEATURE】- A Lock 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
【APPLICATIONS】- Widely used in insulation of mechanical equipment and industrial production, mainly used in product maintenance, furniture, electrical appliances, electronic equipment and sports equipment, can meet your needs in daily life
【EASY TO INSTALL】- The thickness of the product is relatively thin, easy to install and be careful when installing, do not use too much force, suitable for professional use