مسامير رأس مقبس 3/8-16 × 5/8" | محرك مقبس سداسي منخفض الرأس | ملولبة بالكامل | فولاذ سبائك مع أسود حراري (100 / عبوة)

Used a handful of these for mounting a fixture plate on my mill—the hex socket drive made installation snug and easy. Threads cut clean and the black oxide finish has held up well so far.

The black oxide finish makes them blend right into my tooling fixtures without standing out. Threads were clean and started smoothly on all 100 pieces, and the low head profile gave me the clearance I needed for a tight jig assembly.

I needed some low-profile fasteners for a tight jig assembly, and these black oxide socket caps fit flush without any interference. The threads cut cleanly into the alloy steel, and the 100-count package gives me plenty for future projects.