The 10-24 x 1/2 PN PH SEMS MS St-Z screws from Metallics West Inc are designed for robust fastening applications. This pack contains 1000 pieces, making it ideal for large projects. These screws feature a 10-24 thread size and a length of 1/2 inch, ensuring a secure fit in various materials. The SEMS design combines a washer and screw, providing enhanced stability and load distribution. Made from high-quality materials, these screws are suitable for both indoor and outdoor use, offering resistance to corrosion and wear. They comply with industry standards, ensuring reliability in critical applications.