4. Sharpeners, erasers, rulers
AllSharpeners, erasers, rulersScotch tape and adhesive tapesGlue and glue sticksCorrection fluidScissors, knives, bladesStaplers, punchers, staplesOffice equipment, accessoriesPaper clips, buttons, clampsStationery holdersDrawing compasses, drawing compass sets

Sharpeners, erasers, rulers