Enhance the security of your assembly with our Internal Tooth Lockwasher. Crafted from durable Phosphor Bronze, this essential component ensures a tight and reliable grip, perfect for a variety of applications. With an outside diameter of .252 inches, inside diameter of .119 inches, and a thickness of .015 inches, it's designed to fit snugly in place. The #4 hole size allows for easy installation, while its RoHS compliance guarantees environmentally friendly manufacturing. Trust in the quality and performance of this lockwasher to keep your project secure.