These screws and captive screws are designed to offer a polished finish and seamless integration, with ample shaft length for secure attachment to threaded receptacles on frames of varying thicknesses. Featuring a 4-40 thread, flare-in design, and a slotted recess for easy installation, these screws come with a knurled bright knob for added convenience. Crafted from stainless steel with a passivated finish, they ensure durability and corrosion resistance, making them ideal for a wide range of applications. Compliant with RoHS standards, they are a reliable and environmentally friendly choice for your project.