You are buying fifty (50) NEW fasteners. They are 1/8" black steel tubular (barrel) nuts with gray vinyl sealer for various Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac & GMC vehicles. They are for a 1/8" diameter smooth stud and fit into a 3/16" hole. They have a panel range of .040"-.045" They are great for ornaments, emblems, name plates, script, etc.. that have 1/8" diameter smooth studs. Please compare your application to the sizes and photos that we have provided.