Enhance the security of fastening applications with this External Tooth Lock Washer. Crafted from durable steel in compliance with RoHS standards, this washer features a 15mm outside diameter and 8.4mm inside diameter, making it suitable for M8 hole sizes. With a thickness of .8mm and DIN 6797A specification, it ensures reliable performance in various industrial settings. The external tooth design provides a firm grip, preventing loosening due to vibration or movement. Trust this washer to maintain the integrity and stability of your assemblies.