You are buying twenty five (25) NEW fasteners. They are 1/4-20 zinc plated speed nuts that can be used on various models and years of Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac and GMC. The nuts have a 7/16" hex and a 19/32" diameter flange. The nuts are for a 1/4-20 (coarse thread) threaded stud/bolt. Great for under hood, dash, heater box, interior or exterior applications, etc.

Please note that these nuts 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.