A ISO9001 certified company which specialized in manufacturing and exporting high strength standard and non-standard fasteners and hardware with more than 15years's experience.
Bolt is a cylindrical threaded fastener that passes through the work piece and is held in place by a nut or a threaded hole on the other side, which is widely applied to various civil and industrial areas.
Our nuts rang are in many different varieties,such as Finished nut,Finished jam nut,Heavy hex nut, Heavy hex jam nut,Square nut, Hex Flange nut,Nylon insert lock Nut,Hex coupling nut, Wing nut,Castle nut etc.
The common screw we mention has thread form which prohibits assembly with a nut having a straight thread of multiple pitch length such as wood screws, tapping screws.
A washer is a thin plate with a hole (typically in the middle) that is normally used to distribute the load of a threaded fastener. according to different appli- cation,the washer can be made by steel ,plastic, brass etc...