Introducing our Button Head Socket Cap Screw, a versatile fastening solution for a wide range of applications. Crafted from durable stainless steel, this screw offers reliable strength and corrosion resistance. Featuring a 4-40 thread size and ASME B18.3 specification, it ensures precise and secure fastening. With a convenient hex socket drive type and a length of .25 inches, it allows for easy installation in tight spaces. Rest assured, this screw is also RoHS compliant, making it a sustainable choice for your projects. Upgrade your fastening arsenal with this high-quality Button Head Socket Cap Screw.