You are buying six (6) NEW fasteners. They are door hinge screws for various models and years of Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac and GMC vehicles. They are 5/16-24 (fine thread) x 1-9/16" long phillips oval head, plain steel, with a captured external tooth washer. The screws have a 5/8" diameter head. Replaces GM # 445981.