2h heavy hex nuts are a kind of nut. A nut is a nut. It is a part screwed together with a bolt or screw for fastening. A component that must be used in all production machinery is divided into carbon steel according to different materials , Stainless steel, non-ferrous metals (such as copper) and other major…

The stud is the fastener used to match the nut. Nuts are parts that tightly connect mechanical equipment. The nut is a part that connects the mechanical equipment tightly. Through the inner thread, nuts and bolts of the same specification can be connected together. For example, M4-P0.7 nuts can only be connec…