The cap nut is made of high-quality nylon material, which has the characteristics of high mechanical strength, good toughness, high tensile strength and high compressive strength. It is also a flame retardant and environmentally friendly material.
The round head hexagonal nut can well protect screws, bolts and screws. It can effectively prevent the entry of moisture, dust, etc., thereby preventing rust and helping to extend the service life of screws, bolts and screws