براغي رأس أسطوانية مقاس #10-32 × 3/4" | محرك سداسي | حبيبات نايلون | خيط كامل | فولاد سبائكي مؤكسد حراري أسود (100 / عبوة)

The hex socket drive on these screws grips the driver perfectly, and the black oxide finish looks great on my jig. They threaded cleanly into my fixture without any binding, which was a relief. Exactly what I needed for a precise assembly.

I was a bit skeptical about nylon pellets holding up, but these set perfectly in tooling fixtures. The hex drive let me torque them down evenly without stripping.

The nylon pellet locking them in place is a lifesaver for my jig builds—they haven't budged a millimeter after hours of vibration. Black oxide finish looks sharp and the hex drive seated perfectly with my Allen key. Exactly what I needed for precision assemblies.