براغي رأس مقبس مقاس 1-8 × 4 بوصة | محرك مقبس سداسي | ملولبة جزئيًا | فولاذ ستانلس ستيل 316 (5/عبوة)

These screws fit perfectly into my jig setup, and the 316 stainless finish looks clean and won't rust in my shop. The hex socket drive was easy to torque down without stripping.

I needed to replace some fasteners on a boat lift that sees constant saltwater exposure, and the partial threading on these 1-8 x 4" screws makes alignment much easier. They threaded cleanly into the existing tapped holes without any binding. So far they're holding up perfectly with zero signs of co

The 316 stainless steel feels premium, and the hex socket drive grips perfectly without any stripping. Partially threaded design is exactly what I needed for securing a precision fixture. These are solidly built and worth the price.