Enhance your fastening tasks with this high-quality Sems Machine Screw. Crafted from durable stainless steel, it guarantees strength and longevity in various applications. Featuring a 4-40 thread size and a sleek pan head with a Phillips drive type, it offers convenience and efficiency in installation. The included split lock washer ensures a secure fit, while its ASME B18.13 specification adheres to industry standards. With a length of .3125 inches, it is versatile for a wide range of projects. Rest assured of its environmental compliance with its RoHS certification. Elevate your hardware collection with this essential component.