براغي كتف بمقبس HOLO-KROME 08078 مقاس 1/2 × 1-3/4 بوصة | رأس مقبس | محرك مقبس | سبائك فولاذية بأكسيد أسود حراري (25/عبوة)

The hex drive made installation straightforward, and the precision-ground shoulder fit perfectly into my fixture's bearing surface. For a part this critical, the thermal black oxide finish seems like it'll hold up well.

Used one of these as a pivot pin for a jig I'm building, and the precision ground shoulder makes for a silky smooth rotation. The hex drive seated perfectly in my socket wrench, and the thermal black oxide finish adds a nice touch of durability.

I've been using these as axle pins for a jig I built, and the precision ground shoulder runs smooth as glass in the bushings. The black oxide finish is holding up well against the constant handling, too. Exactly what I needed for a tight-tolerance application.