براغي ضبط رأس مقبس M20 × 30 مم بنقطة كروية مخددة | فولاذ سبائكي (50 / عبوة)

The hex socket drive made torquing these down in a cramped spot way easier than I expected. The knurled cup point grips the shaft firmly once seated, and all fifty pieces showed clean threads and consistent plating.

I wasn't sure about the knurled cup point tip at first, but it really grabs the material and prevents slipping during tightening. The alloy steel feels solid, and the hex drive works perfectly in my confined engine bay.

The hex socket drive made it easy to tighten these down without rounding, even in a cramped area of my machinery. The knurled cup point grips really firmly once seated, so I’m confident they won’t back out under vibration.