These captive screws and accompanying knobs feature a sleek black finish and durable stainless steel construction, perfect for securing panels across a variety of thicknesses. With a convenient slotted drive type and spring ejection mechanism, they offer easy installation and removal. The flare-in design ensures a secure fit, while the knurled black knob allows for quick and effortless tightening. Guaranteed RoHS compliance ensures environmentally friendly use. Upgrade your panel fastening system with these high-quality components.