Stainless Steel Nuts: Hex lock nuts and flat & lock washers are made of 304 stainless steel, with a black oxide outer surface treatment, excellent rust resistance, hardness, and low magnetism, making them more durable and robust
Anti-Loosening Design: The serrated edge design of the hex flange nut enhances grip strength to prevent loosening due to vibration. The integrated washer base evenly distributes pressure, improving the fastener's stability and reliability
Various Applications: This flange nuts & washers for screws assortment is widely used in automotive repair, home appliance assembly, machining, DIY projects, and other fields