1-8 × 1-1/4" براغي رأس كبس | محرك سداسي | ملولبة بالكامل | فولاد سبائك أسود حراري (10 / عبوة)

The hex socket drive gripped my Allen key perfectly on the first try, no slipping even when I torqued them down into my jig. Threads were clean and started by hand, which saved me a ton of fuss on a tight assembly.

These screws threaded smoothly into my jig without any binding, and the hex socket held the driver securely. The black oxide finish gives them a clean, professional look against the steel.

The black oxide finish is a nice touch—they don't look like they'll flash-rust sitting in my toolbox. The hex socket drive seated cleanly on my Allen key without any wobble, and the threading was smooth all the way down when I fitted them into a jig.