Easily secure components with this Fillister Head Machine Screw, designed for precise fastening in any 4-40 threaded hole. Crafted from durable steel, it offers reliable strength for various applications. Featuring a slotted drive type for straightforward installation, this screw's .3125-inch length ensures a secure hold. Compliant with RoHS standards, it is an environmentally conscious choice. Trust in its ASME B18.6.3 specification for quality performance. Perfect for industrial or DIY projects, this machine screw is a versatile essential for any toolbox.