براغي رأس مقبس M16-2 × 40 مم | رأس زر محرك مقبس سداسي | خيط كامل | فولاد سبائكي فئة 10.9 أكسيد أسود حراري (25 / عبوة)

I needed some heavy-duty fasteners for a custom jig I was building, and these M16-2 x 40mm socket cap screws were perfect. The thermal black oxide finish seems really durable and the hex drive gripped the tool cleanly without any slipping during installation.

The hex socket drive made installing these into my jig setup surprisingly easy—no stripped heads. They feel solid and the 40mm length fit perfectly for my precision assembly. Exactly what I needed for heavy-duty tooling work.

The black oxide finish on these M16-2 x 40mm screws looks really clean and seems durable for tooling fixtures. I used them to secure a heavy-duty press jig, and the hex socket drive held up perfectly without stripping. Exactly what I needed for precision assemblies.