براغي رأس سداسي M4-0.7 × 45 مم | فئة 8.8 فولاذ مطلي بالزنك | ملولبة جزئيًا (400/عبوة)

The hex heads fit my socket wrench perfectly, making these M4 screws easy to drive into tight spots on my equipment assembly. The zinc plating seems sturdy and they hold firm once seated.

The partial threading on these M4s is a lifesaver for aligning panels before torquing them down, and the zinc coating has held up nicely through a few oily shop sessions. At 45mm they're the perfect length for the bracket assemblies I've been fiddling with, and all 400 came out of the box with clean

These M4 bolts are exactly what I needed for a jig assembly; the partially threaded shaft makes them work perfectly as shoulder screws. The hex heads are crisp and fit a 7mm wrench without any wobble.