HOLO-KROME 61046 براغي رأس أسطواني 3/8-24 × 1-1/4" | رأس مسطح محرك سداسي | فولاذ سبائكي مؤكسد أسود حراري (100 / عبوة)

The black oxide finish on these screws held up perfectly when I tightened them into my precision assembly jig. They seated flush without any binding, and the hex drive didn't strip at all. Exactly what I needed for a repeatable setup.

Last batch of 100 went into the jig I’m building, and the 3/8-24 threads cut cleanly into the steel every single time without a single stripped drive. The thermal black oxide gives them a nice, uniform matte look that’s held up well under my wrenching. These are going straight on my reorder list for

The black oxide finish on these screws is nice and uniform, and they seated perfectly flush in my latest jig build. I really appreciate the consistent threading across the whole package of 100, which saved me time on assembly.