HOLO-KROME 730003040 3/4-16 × 1-1/2" براغي رأس كبس بمقبس سداسي | محرك سداسي | فولاذ سبائكي بأكسيد أسود حراري (25/عبوة)

Installing these into a jig fixture was a breeze, the hex socket drive gripped perfectly without any stripping. The consistent threading makes them reliable for precision assemblies. Exactly what I needed for machinery work.

The black oxide finish on these screws held up perfectly during a heavy drilling setup, and the hex socket drive made tightening into tight spots much easier than a standard wrench.

Installed these on a jig plate and the black oxide finish threaded smoothly without any galling. The hex socket drive seated perfectly with my torque wrench, and they held up to 80 ft-lbs without stripping.