براغي رأس أسطوانية M16-2 × 30 مم | رأس زرية محرك سداسي | ملولبة بالكامل | فولاذ سبائكي فئة 12.9 مطلي بالزنك (50/عبوة)

The hex socket drive bites cleanly with no stripping on the first few installations, which is reassuring for a 30mm cap screw. The threading feels precise when mating into a jig, and the zinc plating looks uniform. A solid pick for machinery hardware without any fuss.

The zinc plating is even and smooth, and the hex socket drive fits my Allen key perfectly without any wobble. These feel rock-solid for jig work, and the class 12.9 rating gives me confidence they'll hold up under heavy clamping.

These M16 screws fit perfectly into my jig setup, and the hex socket drive makes installation a breeze with no stripping. The Class 12.9 alloy steel feels incredibly tough for the price, and the zinc plating gives them a clean, rust-resistant finish. Exactly what I needed for a heavy-duty tooling pr