HOLO-KROME 73064 براغي رأس كبس 1/4-28 X 1" | محرك سداسي | فولاذ سبائكي أكسيد أسود حراري (100 / عبوة)

The black oxide finish on these screws really gives them a professional look for tooling jigs. They installed smoothly into my fixture plate without any binding.

These fasteners seated perfectly in my drill jig’s tapped holes, and the black oxide finish feels substantial. The hex socket drive took my hex key without any cam-out. A solid buy for any precision fixture work.

Needed some high-strength bolts for a jig I'm building, and the black oxide finish on these is exactly what I was after for a bit of corrosion resistance. The hex socket drive seats perfectly with my Allen key, making installation in tight spots really easy.