145 Pieces Bolt Caps, Plastic Dome Nuts, Hex Nut Protectors, Black Bolt Caps for Machinery, Furniture, Vehicles - M4/M5/M6/M8/M10/M12 (Black)

【High-Quality Material】Our bolt dome covers are made of high-quality plastic with smooth edges, high strength, not easy to crack or deform, wear-resistant, and durable.【Easy to Use】These various bolt covers are easy to install and remove, easy to use, waterproof and dustproof, useful for protecting screws from rust, water, dust, etc.【Easy to Store】All plastic hexagonal nut covers come with a high-quality transparent plastic box, easy to store and carry, and the clear classification prevents the nut covers from getting lost.【Wide Application】The black protective cover provides effective protection while enhancing the product's appearance. Nuts can be used as high-strength fasteners for machinery, furniture, vehicles, etc.