You are buying six (6) NORS Auveco fasteners. They are 6-32 x 3/8" nickel plated brass side door window frame slotted oval head sleeve nuts for 1942 1943 1944 1945 1946 1947 1948 Chevrolet Trucks. The 6-32 x 3/8" long nuts have on outside diameter of 3/16".