براغي رأس كبس #3-48 × 2 بوصة | محرك سداسي | خيط جزئي | فولاذ سبائكي مؤكسد أسود حراريًا (100/عبوة)

The hex socket drive made it easy to tighten these in tight spots on my jig. The black oxide finish looks nice and seems like it'll resist rust well. They fit perfectly in my precision assembly.

Finally found the right fastener for that jig I’ve been fiddling with—the hex socket drive on these makes them so much easier to get snug in tight spots. The black oxide finish feels sturdy and should hold up well on the shop floor.

I needed some longer screws for a precision assembly jig, and these 2" socket caps fit perfectly into the blind holes I drilled. The black oxide finish held up well during fitting, no galling at all on the threads.