170PCS Plastic Screw Bolt Hex Nut Covers Caps 7sizes Black M3-M12 M4 M5 M6
Product features: The screw bolt covers cap can be used directly only by buckling on bolts and nuts, which is very simple and convenient. It can also be very waterproof and dustproof and protect screws and nuts from rusting.
170PCS 7Sizes Plastic Screw Bolt Covers Caps Black Hex Nut Covers Caps M3 M4 M5
Product features: The screw bolt covers cap can be used directly only by buckling on bolts and nuts, which is very simple and convenient. It can also be very waterproof and dustproof and protect screws and nuts from rusting.