Leliafleury Hex Nut Cover 50Pcs Plastic Higher Dome Bolt Nut Protection Caps Cover for Bolts, Hex Hexagon Screws (Black, M12*18 * 40)

• About dome nut covers: A hex nut cover is a type of fastener that is used to cover and protect a hex nut. It designed to fit snugly over the nut, providing a secure and protective covering.
• Material: Protection caps cover is made of PE plastic, durable, lightweight, good toughness, insulation, and not easy to deform. The black cap nuts have a smooth, burr-free surface, playing a good role in protection.
• Has many uses: Black bolt nuts cap are commonly used in a variety of applications, including automotive, industrial, and construction. They are often used to protect the nut from dirt, and other environmental factors. They can also be used to provide a finished look to a project.
• Various Sizes: There are various sizes of bolt covers to choose from. when using a hex nut cover, it is important to ensure that the cover is the correct size for the nut. If the cover is too small, it may not provide adequate protection or a secure fit. Additionally, it is important to ensure that the cover is properly secured to the nut to prevent it from coming loose.
• Multiple Application: In automotive applications, they are often used to secure nuts and bolts on the exterior of the vehicle, such as on the wheels or body panels. In construction applications, they are often used to secure nuts and bolts on structural components, such as beams and columns.

About Bolt Dome Caps Cover: Material: Durable PE plastic Color: Black Package Contains: 50 pcs hex nut caps. Whether the nut cover is threaded: no thread. Models: M8 to M20 (13mm to 30mm). Features: Made of PE Plastic, strong and durable, not easy to deform. Hex nut cap provides a secure and protective covering for the nut. Plastic higher dome bolt nuts are good for protecting screws from rust, water, dust, etc. Just need to put the right size screws into the hole for the bolt caps and press down hard. Suitable for machine equipment, petrochemical, valve, gas pipeline, bridge base guardrail, street light and other places.