براغي رأس مقبس #6-32 × 1" | محراث سداسي المقبس | حبيبات نايلون | ملولبة بالكامل | فولاذ سبائكي مؤكسد حراريًا أسود (100 / عبوة)

These fit perfectly into the mounting holes on my small mill vice, and the nylon pellet locks them in place without needing thread locker. The black oxide coating gives them a nice, durable finish that resists the coolant spray.

I was setting up a precision jig and these socket cap screws were exactly what I needed. The nylon pellet holds tight even after multiple adjustments. The black oxide finish looks clean and professional.

The nylon pellet in these screws is a nice touch—it locks them in place without needing thread locker, which saved me time on a jig assembly. The black oxide finish also feels slick and looks clean against the tooling.