The hex nut is a small but essential fastener made of high-quality Stainless Steel 304 18-8 material, which provides excellent corrosion resistance and durability. The package comes with 100 units, ensuring that you have enough nuts to complete your project. The size of each nut is 1/4-20, which means it has a thread diameter of 1/4 inch and 20 threads per inch. The hexagonal shape of the nut allows for easy tightening and loosening with a wrench or pliers. Whether you're working on a DIY project or a professional construction job, these hex nuts are a reliable choice for securing bolts and screws.