Key-locking threaded insert is featuring a� key-locking action that prevents rotation due to� vibration or torsion.It� can be used in a� wide range of materials and applications. Key-locking insert is available in carbon and stainless steel, both inch and metric series, and are supplied in Thinwall, Heavy Duty, Extra Heavy Duty, and Solid styles.They� are offered individually or in kits. Features 1. Installed with standard drills and taps 2. Easy installation 3. May be used in a� variety of materials:Aluminum, Magnesium, cold rolled steel 4. Easy to remove 5. Passivated to enhance corrosion-resistance and finish Typical Applications 1. Trucks, RVs 2. Machinery, Small Engines 3. Molds, Tool and Die 4. MRO Tasks