8107-SS-0440 | #4-40 × 9/16" فواصل سداسية Amatom | ستانلس ستيل (50 / عبوة)

Just the right length for stacking two PCBs with a clean gap, and the threads cut smoothly without any binding. These stainless steel standoffs feel much more durable than the brass ones I've used before.

The stainless steel finish feels solid and corrosion-resistant—exactly what I needed for mounting a PCB in a humid environment. The hex shape made gripping with a wrench effortless.

The threads cut cleanly and the 9/16" length is perfect for stacking two boards with a little breathing room. I've used cheaper zinc ones before, but these stainless hex standoffs feel far more solid and won't corrode in my humid shop.