براغي رأس سداسي | 7/8-9 × 4-1/4" | درجة 5 فولاذ أصفر زنك | ملولب جزئيًا (15/العبوة)

These bolts threaded cleanly into my milling machine's T-slots without binding. The yellow zinc finish looks like it will hold up well against oil and chips.

I needed some heavy-duty bolts for a trailer hitch repair, and the 7/8-9 thread cut cleanly into the old frame holes without any binding. The yellow zinc coating looks like it’ll hold up well against road grime.

The partially threaded design made these cap screws grip perfectly for my equipment assembly project. They drove in smoothly with a socket wrench and the hex head didn’t strip at all. Solid fasteners for the price.