براغي ذات رأس مقبس 1-1/8-7 × 4-1/2 بوصة | محرك مقبس سداسي | خيط جزئي | فولاذ سبائكي مع أكسيد أسود حراري (2/عبوة)

The black oxide finish on these screws is holding up perfectly in my jig setup, with no signs of wear after a dozen adjustments. The hex socket drive takes an Allen wrench cleanly without stripping. Exactly what I needed for a heavy-duty machinery repair.

The black oxide finish on these screws is really nice—no glare and seems tough. They threaded smoothly into my jig with zero binding. Exactly what I needed for a precision fixture build.

I needed some heavy-duty fasteners for a jig I’m building, and these 4-1/2" cap screws fit the bill perfectly. The hex socket drive made installation easy with my Allen wrench, and the partially threaded design gives me just the right grip.