box

Box wrench is a type of wrench that has a special handle or ratchet wrench and has a number of series or sockets that are cylindrical in shape. On one side of these series or cylinders there is a rectangular hole and on the other side is a perforated cylinder according to The shape of the screw flower, which can be quadrangular, hexagonal, octagonal or 12-cornered, is specified in different sizes in inches or millimeters.

The box handle or ratchet wrench has a rectangular cube tab the size of a rectangular hole on the series or sockets, which can be connected to a variety of series by having a ball equipped with a spring. Due to the fact that these series have a cylindrical shape, this type of wrench is very suitable for screws that are at the end of the pipes or where it is not possible to rotate the handle of ordinary wrenches, and in some cases only tighten or unscrew the screws and nuts. In such cases.