Box of 25 Fadix brand Din 934Hexagonal nuts made of metric 6stainless steel for self-tapping screws .
The way to tighten this hex nut is with a wrench .
This nut is for tapping screws and will help you join and fix pieces.
These nuts are made of stainless steel which makes them suitable for installation both indoors and outdoors as long as they are not directly exposed to saline or corrosive environments .
