Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing a reliable barrier against unauthorized entries. Miniature solid brass hasps are a nice finishing touch for craft projects such as lock boxes that need added security while maintaining a cohesive look. Zinc plating offers corrosion resistance for all of your functional hardware needs.