STABLE AND RELIABLE: These lock nuts are made from 304 stainless steel for durability. EXCELLENT PERFORMACNE: Nylon insert lock nuts have a undersized nylon washer that creates friction with the mating threads to prevent loosening. VARIETY OF CHOICES: There are total 7 different sizes of lock nut that you can choose for different bolts and use them in various situation. PRACTICAL: They can prevent vibration from loosening a bolted joint, resist loosening under vibrations and torque to provide a locking action. PREFERRED ALTERNATIVE: These lock nuts are amazing replacement for normal nuts of hardware, vehicles, home or outside applications.
