براغي M10-1.5 × 15mm | رأس سداسي | خيوط كاملة | فولاد سبيكة من الفئة 12.9 معالجة حرارياً وأكسيد أسود (200 / عبوة)

Finally, a 12.9-grade socket cap that actually holds torque on my jig fixture without stripping—these fully threaded bolts are exactly what my shop needed.

Used these for mounting a heavy-duty jig I was building, and the black oxide coating held up perfectly against minor scuffs during assembly. The hex socket drive seated firmly without stripping, which I appreciate at this price point.

I needed a handful to finish a custom jig, and the 200-pack was way more than necessary, but the fully threaded length gives solid clamping force. These seem tougher than the standard grade 8.8 bolts I usually buy, and the black oxide coating hasn’t shown any surface rust after a few days in a damp