In order to make it easier and more convenient to install OWOZ® hospital medical machines making material health care medical device accessories medical equipment, we also have a simple installation tool! This small tool is made of stainless steel and has a high hardness. OWOZ® fasteners' rings are usually equipped with two holes, which can be used to tighten the locking part and the ring without loosening by the small tool! In addition, the hexagonal hole on the tool is used to install the lower part of the screw type! Small tools, great effect!