These captive screws are designed with a polished finish and extended shaft length, perfect for securely fastening panels of varying thicknesses. The spring ejection feature ensures easy retractability when not in use. Crafted from durable stainless steel and coated in sleek black, they offer both functionality and aesthetic appeal. The 4-40 thread, flare-in design with a slotted recess and knurled black knob allows for convenient installation and removal. RoHS compliant, these screws are a reliable choice for a range of applications.