براغي رأس مقبس M5-0.8 × 200 مم | محرك مقبس سداسي | جزئية الخيوط | فولاذ سبائك فئة 12.9 أكسيد حراري أسود (25 / عبوة)

Was pleasantly surprised how well the black oxide finish held up during assembly, no chipping or flaking. The partially threaded design made it easy to align deep into a jig fixture I’m building.

Installed these in a custom fixture I've been building, and the black oxide finish holds up way better than bare steel against handling and light moisture. The 200mm length with partial threading gave me just the right grip depth without bottoming out. Worked perfectly for the precision alignment I

I needed extra-long M5 screws for a custom jig and these 200mm ones fit perfectly. The black oxide finish looks clean and professional, and the hex socket drive made installation easy with my Allen key.