Enhance your fastening solutions with our Sems Machine Screw, a versatile and reliable component designed for optimal performance. Crafted from durable steel with a zinc finish coating, it offers both strength and corrosion resistance. This ASME B18.13 compliant screw features a 4-40 thread size and a .625-inch length, making it suitable for a variety of applications. The included Square Conical Washer ensures secure and stable fastening, while the Phillips Pan head type allows for easy installation. With ROHS compliance, you can trust in the quality and sustainability of this essential hardware. Elevate your projects with the precision and durability of our Sems Machine Screw.