The invention discloses equipment for removing burr from inside of a radial through hole of a pipe fitting. The equipment for removing the burr from the inside of the radial through hole of the pipe fitting comprises a workbench, a support post, a drive motor, a manual rotary plate, a rotary file and a sliding support plate, a sleeve column, a horizontal cylinder and an anti-rotation push rod are firmly arranged above the sliding support plate, a manual oscillating bar is hinged to the front side wall of the sliding support plate, a left bearing and a right bearing for guiding the horizontal move of the sliding support plate are arranged at each of the front and rear sides of the sliding support plate at intervals, and a limit plate for limiting the horizontal move of the sliding support plate is arranged at each of the left and right sides of the neck of the sliding support plate. The equipment for removing the burr from the inside of the radial through hole of the pipe fitting is novel and smart in design, convenient to operate, high in automatic degree and broad in popularization, and the production efficiency and product consistency are obviously improved.