براغي رأس أسطوانية بمفتاح سداسي M5-0.8 X 20mm | محرك مفتاح سداسي | كامل الخيط | فولاذ سبائكي درجة 12.9 مطلي بالزنك (400/عبوة)

The hex socket drive fits my Allen key perfectly with zero wobble, and the zinc plating on all 400 pieces looks uniform and corrosion-resistant. Threading them into my jig fixtures was smooth, no binding or stripped heads.

Been using these for custom tooling fixtures, and the hex socket drive fits perfectly with my metric hex keys—no wobble. The zinc plating looks consistent across all 400 pieces, which gives me confidence they'll resist rust in the shop. Exactly what I needed for precision assemblies without having t

I needed a bulk pack for jig assembly, and these screws threaded smoothly into pre-tapped holes without any binding. The zinc plating gives them a clean, consistent look too.