Use Of Hexagon Bolts

Hexagonal screws are matched nuts, which are used to fasten and connect two connected parts and components with through holes. Hexagonal screws are more commonly used bolts. There are A-level and B-level external hexagons that are used more and more important. And it is more used in occasions where assembly accuracy is high, and when subjected to greater impact, vibration or alternating load. The C-grade outer six-six screws are used for occasions where the surface is rough and the assembly spirit is not high. Hexagonal screws with reamed holes can accurately fix the relative position of the connected parts. And can be sheared and squeezed by the force of the die.