You are buying one hundred (100) NEW fasteners. They are 1/8" black phosphate thread cutting nuts with mastic sealer that can be used on Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac and GMC vehicles. These nuts are used on 1/8" diameter smooth studs. They have a 5/16" hex and a .530" diameter flange and have a mastic sealer. Great for emblems, script, name plates, etc.. that have a 1/8" diameter smooth stud.

Please note that these nuts are NOT for any specific application and may not be for some of the compatibility applications listed as we do not have all the body codes. Please compare your application to the photos and the sizes that we have provided.