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Precision Auto Parts

Brief introduction of three-piece four-piece expansion screw

by:Fortuna     2021-05-09
It is used to make objects (articles) take roots on walls or objects, for fastening and locking or connecting objects. Installation: Twist the middle nut to make the middle screw prop open the outer tube wall, squeeze the hole wall that has been drilled in advance, and use friction to make it not easy to fall off, so as to achieve the purpose of rooting and fixing. The special square taper plug is used to fully expand the four-piece pipe sleeve to fix it. Its characteristic: the plug is not easy to slip while the fixed object is inflated, and the installation is convenient and quick. (Guide: Overview of the characteristics and application of the lock nut)
Product function: Used to install base material. Concrete. Natural hard stone products are used for heavy load with strong tensile strength. The product is suitable for product installation in all walks of life, such as fire fighting equipment, steel structure, concrete, building wall tiles, And dense natural stone, electrical appliances, electronics, electromechanics, lamps, aluminum, hardware, construction, sanitary ware, support plates, brackets, railings, windows, doors, brackets, hangers, and other industries to install hanging objects.
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