You are buying twenty five (25) NEW fasteners. They are 1/4-20 zinc plated speed nuts that fit various models and years of Chrysler, DeSoto, Dodge, Plymouth, Jeep and AMC. The nuts have a 7/16" hex and a 13/16" 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….