This captive heat sink screw features a spring-loaded design that ensures a secure mechanical connection with a set preload, even in the face of shock, vibration, and thermal expansion. Crafted from durable aluminum alloy and zinc-plated for added protection, it offers reliable performance in various applications. The M3.5 thread, along with the dual slotted/phillips drive type, allows for easy installation and maintenance. Rest assured, this component complies with RoHS standards, making it a sustainable choice for your assembly needs. Elevate your cooling solution with the dependable functionality of this heat sink screw.