براغي رأس مقبس من HOLO-KROME 60120 مقاس 7/16-14 × 1-1/4" | رأس مسطح بمقبس سداسي | فولاذ سبائك مع أكسيد أسود حراري (50 / عبوة)

Installed these in a jig fixture at work and the alloy steel held up perfectly under heavy clamping force. The flat head sits flush and the hex drive made installation a breeze without stripping.

The thermal black oxide finish is exactly what I needed for a precision assembly that sees daily shop use—it’s holding up without any surface rust after a week of handling. Threads cut clean into the jig plate, and all fifty screws came out of the box with consistent socket depth, which is more than

Installing these into a jig fixture, the flat head seated perfectly flush without any stripping—exactly what I needed for a clean assembly. The threads were clean and the hex drive grabbed tight on the first try.