HOLO-KROME 76500 براغي رأس أسطواني بمقبس M20-2.5 X 60mm | محرك مقبس سداسي | فولاذ سبائكي أكسيد أسود حراري (10/عبوة)

The hex socket drive engaged perfectly with my torque wrench, making installation on a jig assembly smooth and precise. These alloy steel screws felt dense and well-machined, with the black oxide coating adding a nice touch of corrosion resistance. Just what I needed for heavy-duty tooling.

The black oxide finish on these screws is evenly applied and gives them a solid, professional look. They threaded cleanly into the tapped holes on my fixture without any binding. Exactly what I needed for a precision assembly job.

Put these in a jig I was repairing, and the black oxide finish makes them look much better than standard zinc bolts. The threads cut smoothly into the tapped holes without any binding.