The Hillman Group 150060 Finish Hex Nut, 1/2-Inch by 20-Inch, 50-Pack Product Description 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 inch or thread pitch. From the Manufacturer 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 inch or thread pitch. Features Use with bolts of the same finish and threading for proper fit Hex nuts are for general applications and are used with bolts and washers of the same finish Steel Material Product Dimension: 3.5" x 3.3" x 2.2" USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.