The Button Head Socket Cap Screw, a versatile fastener designed for secure and reliable assembly applications. Crafted from durable steel with a 10.9 material grade, it ensures strength and longevity. The thermal black oxide coating not only enhances its corrosion resistance but also adds a sleek finish. Compliant with ASME B18.3 standards, this screw features a 1/4-20 thread size and a pin-in hex socket drive type for easy installation. With a 0.5-inch length, it's suitable for various projects where precision and stability are paramount. Rest assured, this screw is also RoHS compliant, making it an environmentally friendly choice for your industrial or DIY needs.