Use to refill these Pentel(R) mechanical pencil models: P205, P207, P209, P225, A125, A315, A317, PS535 and PS315! Tube includes 3 erasers. Pentel Erasers part of a large selection of office supplies. Pentel(R) Eraser Refills, Pack Of 3 is one of many Eraser Refills available through Office Depot. Made by Pentel.