【QUALITY STAINLESS】- These Lock Nuts are quality 304 stainless steel which is high hardness and provides excellent rust resistance, making it long last use
【HOLD SCREW FIRMLY】- With nylon insert collar that is non-corrosive, these hex nuts greatly reduce loosening under vibrations and torque, providing better security and firm hold and keep good performance even after multiples times of use
【APPLICATION】- These Hex Lock Nuts are great to have around for use in wood and wet environments. They are strong, corrosion resistant and will support all of your projects.