1/2-13 × 6-1/2" براغي رأس كبس | محرك سداسي | حبة نايلون | خيط جزئي | فولاذ سبائكي مؤكسد أسود حراريًا (25 / عبوة)

Finally got around to using these on a jig I was building and the partially threaded section made alignment so much easier. The black oxide finish seems durable and should hold up well in the shop.

For my jig build I needed a screw that could handle heavy clamping pressure without stripping, and the 6-1/2" length gave me plenty of grip. The black oxide finish seems durable and the hex drive made installation a breeze with my Allen key. These are going to be my go-to for any fixture work from n

The nylon pellet in these screws is a nice touch for locking them in place on jigs. Used a dozen on a heavy fixture and they drove cleanly with a hex key. The black oxide finish feels durable and should resist rust well in my shop.