1. Square washers are a fundamental component used in various industries for their ability to distribute the load of a fastener evenly over a larger surface area. These washers are designed with four equal sides and right angles, providing stability and support to the connection. The square shape of the washer helps prevent rotation and loosening of the fastener, making it an essential tool for maintaining the integrity of structural joints. Square washers are commonly used in construction, automotive, and manufacturing applications where secure fastening is crucial. Their dependable performance and durability make them a preferred choice for professionals seeking reliable hardware solutions.