The ASSORTMENT-FENDER WASHERS HD includes 325 pieces of heavy-duty zinc plated steel fender washers, featuring inside diameters ranging from 1/4" to 1/2". Constructed from a thicker gauge metal than standard flat washers, these fender washers provide superior support and stability for various automotive and industrial applications. Ideal for securing components in high-stress environments, this assortment is perfect for professionals seeking reliable fasteners that enhance load distribution and prevent bolt pull-through.