1/2" Screw, 0.53" ID, Spring Steel External Tooth Lock Washer MPN:R52001237

This lock washer comes with a spring steel construction measuring half an inch in width featuring internal teeth edges; providing robust holding power when joining objects through screws tightening while preventing the device from coming loose after installations on threaded fasteners thus offering an excellent solution for maintenance personnel, technicians or DIY handymen aiming to create secure mechanical assemblies where loosening could pose safety concerns. Its self-locking mechanism prevents over-tightening or falling out thus delivering a cost-effective method of securing bolted connections reducing repair time or rework when using threaded hardware; it fits in applications found across the board across various industries in automotive, plumbing, HVAC systems, furniture and many others where preventing failure is important.