Protect your fasteners with this External Tooth Lock Washer. Made from durable stainless steel with a sleek black oxide finish, it not only ensures a secure grip but also adds a touch of sophistication to your assembly. Measuring .467 inches in outside diameter and .024 inches in thickness, it is designed to fit #12 hole sizes. With an inside diameter of .226 inches, it provides a snug fit for your screws or bolts. Compliant with RoHS regulations, you can trust that it meets high standards for environmental safety. Ideal for various applications, this washer is a must-have for any toolkit.