Bolts: mechanical parts, cylindrical threaded fasteners with nuts. A type of fastener consisting of a head and a screw (cylindrical body with external thread) needs to cooperate with a nut to faste...
Standard fasteners are divided into ten categories, and the selection should be determined according to the use occasions and functions of standard fasteners.
Determine category
1. Bolt: The bolt i...
The car repair gecko does not have high requirements for the depth and cleanliness of the concrete cavity, it is easy to install, and the price is not expensive. Choose the appropriate embedding d...
The function of the hollow gecko is the same as that of the screw. It is used when self-tapping screws and expansion screws are not suitable. For example, in the light steel frame partition wall ha...