136-Piece Assortment in 6 Essential Metric Sizes: Includes M3, M4, M5, M6, M8, and M10 black hex flange nuts—covering the most common fastening needs for automotive, DIY, and home projects. Comes with a sturdy storage case for easy organization, portability, and quick access.
Premium Black Oxide Carbon Steel Construction: Made from high-strength carbon steel with a black oxide finish for superior resistance to corrosion, oxidation, and heat—ideal for indoor, automotive, and dry-environment applications where durability matters.
Integrated Flange Acts as Built-In Washer: The wide flange distributes clamping force over a larger area, eliminating the need for separate washers and protecting softer materials (like plastic, wood, or aluminum) from surface damage during tightening.
Serrated Anti-Vibration Locking Design: Features a toothed or ribbed underside that bites into the mounting surface to resist loosening caused by vibration—perfect for motorcycles, ATVs, lawnmowers, machinery, and other high-movement applications.
Versatile for Home, Garage & Workshop Use: Whether you're repairing appliances, assembling furniture, maintaining vehicles, or handling light industrial tasks, this flange nut kit is a reliable, cost-effective alternative to standard fasteners and a must-have addition to any toolkit.