براغي غطاء مقبس M16-2 × 45mm | محرك مقبس سداسي | خيط كامل | فولاد سبائكي فئة 12.9 مطلي بالزنك (25/عبوة)

The zinc plating looks flawless and the threads are cleanly cut on every one of the 25—no burs or rough spots. These went into my jig fixture without any binding, and the 12.9 grade gives me total confidence in the clamp load for a precision assembly I’m building.

I needed some high-strength bolts for a jig I'm building, and these Class 12.9 screws fit the bill perfectly. The hex socket drive made installation a breeze, and the full threading gave me great grip in the tapped hole.

The zinc plating looks flawless and the threads are cut clean—no burrs at all. I’ve torqued a few into my jig setup and they hold tight without any play, which is exactly what I needed for a precision assembly.