براغي ذات رأس مسطحة ومقبس سداسي HOLO-KROME 61048 3/8-24 X 1-1/2 بوصة | فولاذ سبائكي مع أكسيد أسود حراري (100/عبوة)

The flat head sits perfectly flush in my jig base, which I really appreciate for precision assemblies. Threads ran smooth all 100 pieces without a single hitch.

The black oxide coating on these screws is a nice touch—they don't rust even after sitting in my toolbox for months. Drove them into a steel fixture and the socket drive grabbed perfectly without stripping, and all 100 came out of the package with clean threads. Exactly what I needed for my precisio

The flat head sits flush on my jig plate without protruding, and the black oxide finish held up well during assembly without any galling. Exactly what I needed for tooling work.