Brighton Bests #18 - 5/16 in x 1-1/2 in Grade-1 Plain Elevator Bolts feature a square neck under the flat head to prevent turning during installation, providing consistent alignment and fastening. The wide head distributes pressure evenly, making it ideal for fastening soft materials like belts or wood panels. Offered in a bulk 600-pack, this quantity supports high-volume needs in manufacturing, repair, and field installation settings. These bolts are compatible with standard nuts and washers, making them a dependable choice for a variety of non-structural fastening applications.