براغي رأس كبس M5-0.8 × 6 مم | رأس زر محرك سداسي | ملولبة بالكامل | فولاذ سبائك فئة 10.9 أكسيد أسود حراري (400 / عبوة)

Pulled them out of the pack and was honestly impressed with the finish—that thermal black oxide looks even better in person. The hex socket drive bites cleanly on every single one, and for a 400-piece box at this price, the consistency is a steal. These are now my go-to for tightening down fixture p

Put these in my jig for some repeat drilling work, and the hex socket drive held up perfectly without stripping. The black oxide finish came out of the bag looking clean and consistent across all 400 pieces.

Finally got around to using these for a jig I’m building, and the black oxide finish is holding up nicely against chips and coolant. The hex drive seated cleanly with no stripping, even under a bit of torque.