[SIZE]: Width Measured From Flat to Flat 19mm / 0.75"; Height 12mm / 0.47".
[MATERIAL]: Made of 316 stainless steel, rust resistance and durable to use.
[FEATURE]: With a nylon insert, these lock nuts greatly reduce loosening under vibrations and torque.
[ADVANTAGE]: These 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.
[APPLICATION]: Can be widely used in automobile, construction machinery, shipbuilding and etc