Adjustable wrench: adjustable wrench is mainly used to tighten or loosen screws, which is an essential step in the installation process. The use of adjustable wrench can ensure the screw connection is firm, and the iron crossbar can be firmly fixed on the bracket.

Short hammer: A short hammer is a knocking tool, which can be used to knock the iron bar to make it fit closely with the bracket. During installation, it may be necessary to strike the iron crossbar with a short hammer to ensure its correct connection with the bracket.