HOLO-KROME 32164 براغي تثبيت سداسية بنقطة كوب 3/8-16 X 1/4" | فولاذ سبائكي معالج بأكسيد أسود حراري (100 / عبوة)

The hex socket drive made seating these in a tight spot a breeze, and the black oxide finish gives them a clean, uniform look against the shaft. I’ve used about half the pack on a couple of fixtures and every one threaded in smooth, no fighting or stripped heads. Exactly what I needed for locking co

The cup point grips the shaft way better than I expected, and the black oxide finish hasn't shown a single speck of rust after a month in a damp shop. The hex drive seats cleanly in a standard Allen wrench, and all 100 came out of the bag with no burrs or stripped threads.

These hex screws fit perfectly in my chuck for tightening down a new arbor. The 3/8-16 threads cut cleanly and the cup point grips firmly without slipping. Exactly what I needed for a solid shaft lock.