براغي تثبيت برأس كوبية بنقطة كروية من النايلون 3/8-24 × 1-1/4" | فولاذ سبائكي (100/عبوة)

The nylon pellet tip on these screws really grips without marring the surface, plus the hex socket made installation in a tight spot much easier than a standard slot.

These set screws tightened down securely in a tight spot where I couldn't get a regular wrench—the hex socket drive made all the difference. The nylon tip on each screw held firm against the shaft without any slipping.

Finally found some quality set screws for a tricky jig adjustment. The nylon pellet tip really grips without marring the shaft, and the hex socket lets me torque them down easily in tight spots. Exactly what I needed for a hundred pack.