HOLO-KROME 72342 براغي ذات غطاء مقبس 7/8-9 × 2-1/2" | محرك مقبس سداسي | فولاذ سبائكي أسود حراري (10 / عبوة)

Needed these for a heavy-duty press fixture, and the black oxide finish on the 7/8-9 threads held up perfectly without any galling during assembly. The hex socket drive made tightening them in tight spots much easier than I expected for this size.

Used a few of these for a jig on my drill press, and the hex socket drive made tightening them in awkward spots so much easier. The threads cut cleanly into the steel without binding, and they held up perfectly under repeated clamping pressure. Exactly the kind of solid hardware I needed for precisi

The black oxide finish took the torque without any galling on my press fixture. Threads started clean and seated flush with minimal effort.