A bread eraser is much better than one made of another material. You can shape it and erase a very small area without affecting the rest of the drawing.
Round automatic eraser Tombow Mono Zero has a rubber band with a diameter of 2.3 mm. It is light and comfortable. Thanks to the Tombow Mono Zero automatic eraser, excellent erasure precision can be achieved. You can buy refills for the eraser. Color sent randomly.