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Solid screw in the construction, machinery, automation and other fields are widely used.
The main function of the positioning pile is to determine the specific location and shape of the building before construction.
Application scope: positioning pile is widely used in construction engineering, agriculture and forestry
Galvanized screw is the kind of galvanized screw, usually made of carbon steel, alloy steel, stainless steel, aluminum alloy or brass and other metal materials.
Hollow screw, also known as hollow jacking, has a hollow structure inside and no solid part.