1.These lock nuts are made from carbon steel.
2.Nylon insert lock nuts have a undersized nylon washer that creates friction with the mating threads to prevent loosening.
3.You can choose for different bolts and use them in various situation.
4.They can prevent vibration from loosening a bolted joint, resist loosening under vibrations and torque to provide a locking action.
5.These lock nuts are amazing replacement for normal nuts of hardware, vehicles, home or outside applications.
6.Square cage nut designed for racks and cabinets with square holes, Mounting your standard rack mountable equipment into a server rack or cabinet
7.Made of top quality carbon steel, black nikel plated. it will never rust.