Ensure secure fastening with this External Tooth Lock Washer. Crafted from durable steel with a zinc coating for enhanced protection against corrosion, this washer meets DIN 6797A specifications. With an outside diameter of 18mm and a thickness of .9mm, it offers reliable performance in metric applications. The external tooth design provides a strong grip, while the 10.5mm inside diameter and M10 hole size ensure a perfect fit. Rest assured, this washer is RoHS compliant, making it a sustainable choice for your projects. Trust in its quality to keep your assemblies securely in place.