Enhance your construction projects with our high-quality Flat Head Machine Screw. Made of durable steel with a sleek zinc coating, this screw is designed for optimal performance and longevity. With a 1/4-20 thread size and 1.5-inch length, it is perfect for a variety of applications. The slotted drive type ensures easy installation, making it a convenient and reliable choice for your fastening needs. Rest assured, this product meets all ASME B18.6.3 specifications. Upgrade your toolbox with this essential component for a seamless and efficient working experience.