براغي ذات رأس مقبس 3/8-16 × 11 بوصة | محرك سداسي | ملولب جزئيًا | فولاذ سبائكي أكسيد أسود حراري (20 / عبوة)

The black oxide finish on these 11-inch screws looks clean and consistent, and the hex socket drive fits my hex key perfectly without any wobble. Used them to secure a heavy jig on my mill, and they held tight with no slippage. Exactly what I needed for this size and length.

The threads engage smoothly right from the first turn, and that 11-inch length on a partially threaded shaft gave me just the reach I needed for a deep jig setup. They’ve held torque through a full day of machining without a hint of stripping. These are exactly what I’ll reorder when my current stoc

The black oxide finish wiped clean easily and the threads engaged smoothly into tapped holes on my fixture table. These 11-inch alloy steel screws held up through repetitive clamping without any flex, and the hex socket drive made torquing them down from tight angles painless.