These square washers are engineered to efficiently distribute load and protect against the crushing of wood fibers, ensuring a reliable fit for your applications. Their smooth surface against the nut helps reduce the likelihood of loosening, making them a practical choice for various projects. Manufactured from galvanized steel and compliant with ASTM standards, each washer features a 9/16" diameter hole suitable for 1/2" diameter bolts, all within a compact 2" x 2" design. Ideal for use in aerial hardware and poles, these square flat washers come in packages of 300, offering both durability and consistency in your aerial line hardware needs.