براغي رأس أسطوانية مقاس #8-32 × 1/2 بوصة | محرك سداسي | ملولبة بالكامل | برونز سيليكون (100 / عبوة)

The hex socket drive grips perfectly with a standard Allen key, and the silicon bronze threading cut cleanly into my jig without any binding. These are exactly what I needed for a precision assembly where I didn't want steel galling against aluminum.

Finally found silicon bronze socket caps in this smaller size — they thread smoothly into tapped holes without galling like stainless often does. Perfect for a humid environment door latch project where corrosion resistance matters.

I needed a few for a marine repair project and the silicon bronze finish is already resisting corrosion better than the stainless ones I tried before. The hex socket drive made installation in tight spots much easier than a standard screwdriver would have.