Features: 1. Made of premium materials, these lock nuts are sturdy and durable.2.Prevent loosening of bolt fittings caused by vibration, and provide locking action by vibration loosening3. These lock nuts are an amazing alternative to normal nuts for hardware, vehicles, home or outdoor use.4. Simple and quick to use, convenient to tighten or loosen5. The size of the lock nut is M3, total 10pcs is included.

Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 10 x Nylon Insert Self Locking Nut