uxcell Acorn Hex Cap Nuts - 10Pcs M4 Dome Nuts Nylon Hexagon Decorative Cap Nut for Screws Bolts Black

[SIZE] - 0.28" (7mm) hex width, 0.28" (7mm) total height; Pitch: 0.7mm, [MATERIAL] - Made of nylon, good toughness, anti-corrosion and non conductive., [USE] - Used with bolts, threaded rods and studs to connect components. Easy to fit and to remove., [ADVANTAGE] - These caps cover nuts provide effective protection against injure and weathering and improve the finished appearance of your product., [APPLICATIONS] - Suitable for mechanical equipment, electronic equipment, communication equipment, hardware lighting and so on.