Now many people will buy portable boring machine, but many people do not know how to maintain the portable boring machine, so I will tell you how to maintain the portable boring machine. It is necessary to wipe the shell of the portable boring machine regularly, and then remove the oil stains on the outside of the portable boring machine. In this way, the efficiency of the portable boring machine can be improved, and the mechanical part of the machine needs to be maintained. In the process of using the portable boring machine, the parts of the equipment need to be reinforced regularly, so as to ensure the convenience of use The portable boring machine will not affect the progress of work because of parts falling down. Moreover, the tool of portable boring machine needs to be maintained to ensure that the blade can be normally connected with the host machine in the process of use, so as to ensure the use efficiency of the portable boring machine.