HILLMAN Assorted in. Stainless Steel SAE Nuts and Washers Kit 100 Pk

Flat washers are used in applications with nuts and bolts. The flat washer provides a greater bearing surface which helps prevent a nut or bolt head from tearing through the material. Hex nuts are for general applications and are used with bolts and washers of the same finish. The most commonly used nut, they are often found in deck and fence building. The called out size is the inner diameter and the number of threads per in. or thread pitch.