Introducing our Fillister Head Machine Screw, a reliable fastening solution for various applications. Crafted from high-quality stainless steel, this screw is durable and corrosion-resistant, making it ideal for both indoor and outdoor use. Designed to ASME B18.6.3 specifications, it meets stringent industry standards for performance and quality. With a 4-40 thread size and a slotted drive type, installation is easy and efficient. The fillister head provides a secure grip and prevents over-tightening, while the .3125-inch length offers versatility in your project needs. Rest assured, this screw is RoHS compliant, making it environmentally friendly. Trust in its superior strength and longevity for your fastening requirements.